Finding the Fourth Proportional to 2,539,695.18, 3,503,781.68 and 1,451,382.92
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Solution
The fourth proportional to 2,539,695.18, 3,503,781.68 and 1,451,382.92 is: 2,002,338.28
Step by Step Solution
- Step 1: Write the proportion equation
2,539,695.18 : 3,503,781.68 = 1,451,382.92 : x - Step 2: Convert to fraction form
2,539,695.18/3,503,781.68 = 1,451,382.92/x - Step 3: Cross multiply
2,539,695.18x = 3,503,781.68 × 1,451,382.92 - Step 4: Simplify right side
2,539,695.18x = 5,085,328,885,760.91 - Step 5: Solve for x
x = 5,085,328,885,760.91/2,539,695.18 - Step 6: Final answer
x = 2,002,338.28
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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.