Home / 1,293,882.39-1,785,565.01-750,340.90

Finding the Fourth Proportional to 1,293,882.39, 1,785,565.01 and 750,340.90

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Solution

The fourth proportional to 1,293,882.39, 1,785,565.01 and 750,340.90 is: 1,035,474.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,882.39 : 1,785,565.01 = 750,340.90 : x
  2. Step 2: Convert to fraction form
    1,293,882.39/1,785,565.01 = 750,340.90/x
  3. Step 3: Cross multiply
    1,293,882.39x = 1,785,565.01 × 750,340.90
  4. Step 4: Simplify right side
    1,293,882.39x = 1,339,782,456,611.91
  5. Step 5: Solve for x
    x = 1,339,782,456,611.91/1,293,882.39
  6. Step 6: Final answer
    x = 1,035,474.68

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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.