Home / 1,332,685.16-1,839,103.62-729,073.16

Finding the Fourth Proportional to 1,332,685.16, 1,839,103.62 and 729,073.16

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Solution

The fourth proportional to 1,332,685.16, 1,839,103.62 and 729,073.16 is: 1,006,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,685.16 : 1,839,103.62 = 729,073.16 : x
  2. Step 2: Convert to fraction form
    1,332,685.16/1,839,103.62 = 729,073.16/x
  3. Step 3: Cross multiply
    1,332,685.16x = 1,839,103.62 × 729,073.16
  4. Step 4: Simplify right side
    1,332,685.16x = 1,340,841,087,800.84
  5. Step 5: Solve for x
    x = 1,340,841,087,800.84/1,332,685.16
  6. Step 6: Final answer
    x = 1,006,119.92

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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.