Finding the Fourth Proportional to 3,375,601.20, 5,062,856.04 and 1,246,687.92
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Solution
The fourth proportional to 3,375,601.20, 5,062,856.04 and 1,246,687.92 is: 1,869,830.32
Step by Step Solution
- Step 1: Write the proportion equation
3,375,601.20 : 5,062,856.04 = 1,246,687.92 : x - Step 2: Convert to fraction form
3,375,601.20/5,062,856.04 = 1,246,687.92/x - Step 3: Cross multiply
3,375,601.20x = 5,062,856.04 × 1,246,687.92 - Step 4: Simplify right side
3,375,601.20x = 6,311,801,465,767.04 - Step 5: Solve for x
x = 6,311,801,465,767.04/3,375,601.20 - Step 6: Final answer
x = 1,869,830.32
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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.