Finding the Fourth Proportional to 2,772,175.09, 3,829,345.98 and 2,089,010.96
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Solution
The fourth proportional to 2,772,175.09, 3,829,345.98 and 2,089,010.96 is: 2,885,656.74
Step by Step Solution
- Step 1: Write the proportion equation
2,772,175.09 : 3,829,345.98 = 2,089,010.96 : x - Step 2: Convert to fraction form
2,772,175.09/3,829,345.98 = 2,089,010.96/x - Step 3: Cross multiply
2,772,175.09x = 3,829,345.98 × 2,089,010.96 - Step 4: Simplify right side
2,772,175.09x = 7,999,545,721,851.94 - Step 5: Solve for x
x = 7,999,545,721,851.94/2,772,175.09 - Step 6: Final answer
x = 2,885,656.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.