Home / 1,407,516.57-1,942,376.15-762,933.85

Finding the Fourth Proportional to 1,407,516.57, 1,942,376.15 and 762,933.85

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Solution

The fourth proportional to 1,407,516.57, 1,942,376.15 and 762,933.85 is: 1,052,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,516.57 : 1,942,376.15 = 762,933.85 : x
  2. Step 2: Convert to fraction form
    1,407,516.57/1,942,376.15 = 762,933.85/x
  3. Step 3: Cross multiply
    1,407,516.57x = 1,942,376.15 × 762,933.85
  4. Step 4: Simplify right side
    1,407,516.57x = 1,481,904,514,267.68
  5. Step 5: Solve for x
    x = 1,481,904,514,267.68/1,407,516.57
  6. Step 6: Final answer
    x = 1,052,850.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.