Home / 1,307,781.14-1,961,708.52-361,151.87

Finding the Fourth Proportional to 1,307,781.14, 1,961,708.52 and 361,151.87

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Solution

The fourth proportional to 1,307,781.14, 1,961,708.52 and 361,151.87 is: 541,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,781.14 : 1,961,708.52 = 361,151.87 : x
  2. Step 2: Convert to fraction form
    1,307,781.14/1,961,708.52 = 361,151.87/x
  3. Step 3: Cross multiply
    1,307,781.14x = 1,961,708.52 × 361,151.87
  4. Step 4: Simplify right side
    1,307,781.14x = 708,474,700,392.93
  5. Step 5: Solve for x
    x = 708,474,700,392.93/1,307,781.14
  6. Step 6: Final answer
    x = 541,737.97

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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.