Home / 2,269,638.85-3,132,007.38-1,237,123.92

Finding the Fourth Proportional to 2,269,638.85, 3,132,007.38 and 1,237,123.92

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Solution

The fourth proportional to 2,269,638.85, 3,132,007.38 and 1,237,123.92 is: 1,707,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,638.85 : 3,132,007.38 = 1,237,123.92 : x
  2. Step 2: Convert to fraction form
    2,269,638.85/3,132,007.38 = 1,237,123.92/x
  3. Step 3: Cross multiply
    2,269,638.85x = 3,132,007.38 × 1,237,123.92
  4. Step 4: Simplify right side
    2,269,638.85x = 3,874,681,247,414.53
  5. Step 5: Solve for x
    x = 3,874,681,247,414.53/2,269,638.85
  6. Step 6: Final answer
    x = 1,707,179.65

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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.