Finding the Fourth Proportional to 1,148,732.16, 1,723,098.48 and 516,907.92
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Solution
The fourth proportional to 1,148,732.16, 1,723,098.48 and 516,907.92 is: 775,361.99
Step by Step Solution
- Step 1: Write the proportion equation
1,148,732.16 : 1,723,098.48 = 516,907.92 : x - Step 2: Convert to fraction form
1,148,732.16/1,723,098.48 = 516,907.92/x - Step 3: Cross multiply
1,148,732.16x = 1,723,098.48 × 516,907.92 - Step 4: Simplify right side
1,148,732.16x = 890,683,251,251.96 - Step 5: Solve for x
x = 890,683,251,251.96/1,148,732.16 - Step 6: Final answer
x = 775,361.99
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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.