Finding the Fourth Proportional to 4,098,265.20, 6,147,397.80 and 2,208,697.20
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Solution
The fourth proportional to 4,098,265.20, 6,147,397.80 and 2,208,697.20 is: 3,313,045.80
Step by Step Solution
- Step 1: Write the proportion equation
4,098,265.20 : 6,147,397.80 = 2,208,697.20 : x - Step 2: Convert to fraction form
4,098,265.20/6,147,397.80 = 2,208,697.20/x - Step 3: Cross multiply
4,098,265.20x = 6,147,397.80 × 2,208,697.20 - Step 4: Simplify right side
4,098,265.20x = 13,577,740,308,146.16 - Step 5: Solve for x
x = 13,577,740,308,146.16/4,098,265.20 - Step 6: Final answer
x = 3,313,045.80
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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.