Finding the Fourth Proportional to 4,676,285.32, 6,451,437.68 and 2,715,829.66
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Solution
The fourth proportional to 4,676,285.32, 6,451,437.68 and 2,715,829.66 is: 3,746,778.61
Step by Step Solution
- Step 1: Write the proportion equation
4,676,285.32 : 6,451,437.68 = 2,715,829.66 : x - Step 2: Convert to fraction form
4,676,285.32/6,451,437.68 = 2,715,829.66/x - Step 3: Cross multiply
4,676,285.32x = 6,451,437.68 × 2,715,829.66 - Step 4: Simplify right side
4,676,285.32x = 17,521,005,805,655.10 - Step 5: Solve for x
x = 17,521,005,805,655.10/4,676,285.32 - Step 6: Final answer
x = 3,746,778.61
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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.