Home / 1,982,850.38-2,736,349.92-1,077,432.38

Finding the Fourth Proportional to 1,982,850.38, 2,736,349.92 and 1,077,432.38

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Solution

The fourth proportional to 1,982,850.38, 2,736,349.92 and 1,077,432.38 is: 1,486,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,850.38 : 2,736,349.92 = 1,077,432.38 : x
  2. Step 2: Convert to fraction form
    1,982,850.38/2,736,349.92 = 1,077,432.38/x
  3. Step 3: Cross multiply
    1,982,850.38x = 2,736,349.92 × 1,077,432.38
  4. Step 4: Simplify right side
    1,982,850.38x = 2,948,231,993,136.66
  5. Step 5: Solve for x
    x = 2,948,231,993,136.66/1,982,850.38
  6. Step 6: Final answer
    x = 1,486,865.59

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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.