Home / 1,436,488.28-1,982,367.24-791,931.62

Finding the Fourth Proportional to 1,436,488.28, 1,982,367.24 and 791,931.62

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Solution

The fourth proportional to 1,436,488.28, 1,982,367.24 and 791,931.62 is: 1,092,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,488.28 : 1,982,367.24 = 791,931.62 : x
  2. Step 2: Convert to fraction form
    1,436,488.28/1,982,367.24 = 791,931.62/x
  3. Step 3: Cross multiply
    1,436,488.28x = 1,982,367.24 × 791,931.62
  4. Step 4: Simplify right side
    1,436,488.28x = 1,569,899,299,808.13
  5. Step 5: Solve for x
    x = 1,569,899,299,808.13/1,436,488.28
  6. Step 6: Final answer
    x = 1,092,873.03

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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.