Finding the Fourth Proportional to 2,207,516.80, 3,304,276.80 and 1,577,660.80
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Solution
The fourth proportional to 2,207,516.80, 3,304,276.80 and 1,577,660.80 is: 2,361,489.61
Step by Step Solution
- Step 1: Write the proportion equation
2,207,516.80 : 3,304,276.80 = 1,577,660.80 : x - Step 2: Convert to fraction form
2,207,516.80/3,304,276.80 = 1,577,660.80/x - Step 3: Cross multiply
2,207,516.80x = 3,304,276.80 × 1,577,660.80 - Step 4: Simplify right side
2,207,516.80x = 5,213,027,979,709.44 - Step 5: Solve for x
x = 5,213,027,979,709.44/2,207,516.80 - Step 6: Final answer
x = 2,361,489.61
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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.