Finding the Fourth Proportional to 4,442,902.72, 6,664,612.56 and 1,248,277.84
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Solution
The fourth proportional to 4,442,902.72, 6,664,612.56 and 1,248,277.84 is: 1,872,489.38
Step by Step Solution
- Step 1: Write the proportion equation
4,442,902.72 : 6,664,612.56 = 1,248,277.84 : x - Step 2: Convert to fraction form
4,442,902.72/6,664,612.56 = 1,248,277.84/x - Step 3: Cross multiply
4,442,902.72x = 6,664,612.56 × 1,248,277.84 - Step 4: Simplify right side
4,442,902.72x = 8,319,288,170,833.67 - Step 5: Solve for x
x = 8,319,288,170,833.67/4,442,902.72 - Step 6: Final answer
x = 1,872,489.38
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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.