Finding the Fourth Proportional to 4,872,010.12, 7,304,693.67 and 2,471,225.40
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Solution
The fourth proportional to 4,872,010.12, 7,304,693.67 and 2,471,225.40 is: 3,705,153.34
Step by Step Solution
- Step 1: Write the proportion equation
4,872,010.12 : 7,304,693.67 = 2,471,225.40 : x - Step 2: Convert to fraction form
4,872,010.12/7,304,693.67 = 2,471,225.40/x - Step 3: Cross multiply
4,872,010.12x = 7,304,693.67 × 2,471,225.40 - Step 4: Simplify right side
4,872,010.12x = 18,051,544,536,523.22 - Step 5: Solve for x
x = 18,051,544,536,523.22/4,872,010.12 - Step 6: Final answer
x = 3,705,153.34
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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.