Finding the Fourth Proportional to 6,489,517.76, 9,734,502.96 and 2,229,655.04
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Solution
The fourth proportional to 6,489,517.76, 9,734,502.96 and 2,229,655.04 is: 3,344,560.32
Step by Step Solution
- Step 1: Write the proportion equation
6,489,517.76 : 9,734,502.96 = 2,229,655.04 : x - Step 2: Convert to fraction form
6,489,517.76/9,734,502.96 = 2,229,655.04/x - Step 3: Cross multiply
6,489,517.76x = 9,734,502.96 × 2,229,655.04 - Step 4: Simplify right side
6,489,517.76x = 21,704,583,586,658.92 - Step 5: Solve for x
x = 21,704,583,586,658.92/6,489,517.76 - Step 6: Final answer
x = 3,344,560.32
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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.