Finding the Fourth Proportional to 2,723,642.92, 3,755,839.62 and 1,805,552.68
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Solution
The fourth proportional to 2,723,642.92, 3,755,839.62 and 1,805,552.68 is: 2,489,814.74
Step by Step Solution
- Step 1: Write the proportion equation
2,723,642.92 : 3,755,839.62 = 1,805,552.68 : x - Step 2: Convert to fraction form
2,723,642.92/3,755,839.62 = 1,805,552.68/x - Step 3: Cross multiply
2,723,642.92x = 3,755,839.62 × 1,805,552.68 - Step 4: Simplify right side
2,723,642.92x = 6,781,366,291,541.18 - Step 5: Solve for x
x = 6,781,366,291,541.18/2,723,642.92 - Step 6: Final answer
x = 2,489,814.74
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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.