Finding the Fourth Proportional to 4,894,569.09, 6,755,128.17 and 2,960,843.52
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Solution
The fourth proportional to 4,894,569.09, 6,755,128.17 and 2,960,843.52 is: 4,086,340.82
Step by Step Solution
- Step 1: Write the proportion equation
4,894,569.09 : 6,755,128.17 = 2,960,843.52 : x - Step 2: Convert to fraction form
4,894,569.09/6,755,128.17 = 2,960,843.52/x - Step 3: Cross multiply
4,894,569.09x = 6,755,128.17 × 2,960,843.52 - Step 4: Simplify right side
4,894,569.09x = 20,000,877,468,913.96 - Step 5: Solve for x
x = 20,000,877,468,913.96/4,894,569.09 - Step 6: Final answer
x = 4,086,340.82
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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.