Finding the Fourth Proportional to 4,491,569.40, 6,737,354.10 and 2,469,031.80
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Solution
The fourth proportional to 4,491,569.40, 6,737,354.10 and 2,469,031.80 is: 3,703,547.70
Step by Step Solution
- Step 1: Write the proportion equation
4,491,569.40 : 6,737,354.10 = 2,469,031.80 : x - Step 2: Convert to fraction form
4,491,569.40/6,737,354.10 = 2,469,031.80/x - Step 3: Cross multiply
4,491,569.40x = 6,737,354.10 × 2,469,031.80 - Step 4: Simplify right side
4,491,569.40x = 16,634,741,520,760.38 - Step 5: Solve for x
x = 16,634,741,520,760.38/4,491,569.40 - Step 6: Final answer
x = 3,703,547.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.