Finding the Fourth Proportional to 3,653,994.57, 5,481,545.28 and 2,650,687.46
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Solution
The fourth proportional to 3,653,994.57, 5,481,545.28 and 2,650,687.46 is: 3,976,432.66
Step by Step Solution
- Step 1: Write the proportion equation
3,653,994.57 : 5,481,545.28 = 2,650,687.46 : x - Step 2: Convert to fraction form
3,653,994.57/5,481,545.28 = 2,650,687.46/x - Step 3: Cross multiply
3,653,994.57x = 5,481,545.28 × 2,650,687.46 - Step 4: Simplify right side
3,653,994.57x = 14,529,863,335,118.19 - Step 5: Solve for x
x = 14,529,863,335,118.19/3,653,994.57 - Step 6: Final answer
x = 3,976,432.66
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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.