Finding the Fourth Proportional to 1,524,212.20, 2,286,319.32 and 387,059.68
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Solution
The fourth proportional to 1,524,212.20, 2,286,319.32 and 387,059.68 is: 580,589.78
Step by Step Solution
- Step 1: Write the proportion equation
1,524,212.20 : 2,286,319.32 = 387,059.68 : x - Step 2: Convert to fraction form
1,524,212.20/2,286,319.32 = 387,059.68/x - Step 3: Cross multiply
1,524,212.20x = 2,286,319.32 × 387,059.68 - Step 4: Simplify right side
1,524,212.20x = 884,942,024,377.02 - Step 5: Solve for x
x = 884,942,024,377.02/1,524,212.20 - Step 6: Final answer
x = 580,589.78
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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.