What is 4.51584 as a fraction?

Numbers can be represented in a variety of ways including percentages, decimals, and fractions. The ability to convert any number from one format to another is an important math skill to have. These skills are typically thought in fifth grade math and require an understanding of place values and Greatest Common Factor (GCF).

In this article, we teach those skills step by step while demonstrating how to convert decimal 4.51584 into a fraction.

Answer: 4.51584 as a fraction equals 451584/100000 or 14112/3125

Here is the solution for converting 4.51584 to a fraction:

Step 1:

First, we write 4.51584 as  
4.51584/1

Step 2:

Next, we multiply both the numerator and denominator by 10 for each digit after the decimal point. Remember the numerator is the top part of the fraction and the denominator is the bottom part!
4.51584/1
  =  
4.51584 x 100000/1 x 100000
  =  
451584/100000


Step 3:

Next, we find the Greatest Common Factor (GCF) for 451584 and 100000. A factor is a number that divides into another number without any remainder.

The factors of 451584 are: 1  2  3  4  6  7  8  9  12  14  16  18  21  24  28  32  36  42  48  49  56  63  64  72  84  96  98  112  126  128  144  147  168  192  196  224  252  256  288  294  336  384  392  441  448  504  512  576  588  672  768  784  882  896  1008  1024  1152  1176  1344  1536  1568  1764  1792  2016  2304  2352  2688  3072  3136  3528  3584  4032  4608  4704  5376  6272  7056  7168  8064  9216  9408  10752  12544  14112  16128  18816  21504  25088  28224  32256  37632  50176  56448  64512  75264  112896  150528  225792  451584 
The factors of 100000 are: 1  2  4  5  8  10  16  20  25  32  40  50  80  100  125  160  200  250  400  500  625  800  1000  1250  2000  2500  3125  4000  5000  6250  10000  12500  20000  25000  50000  100000 
So for 451584 and 100000 that gives us a GCF value of: 32

Step 4:

For the last step we reduce the fraction. This just means writing the fraction in the simplest way. To do this we divide both the numerator and denominator by the GCF value we determined in step 3.
451584/100000
  =  
451584 ÷ 32/100000 ÷ 32
  =  
14112/3125


Good work! We have just walked through the steps on how to represent 4.51584 as a fraction.

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