Home / 3,754,572.30-5,181,278.49-2,123,299.92

Finding the Fourth Proportional to 3,754,572.30, 5,181,278.49 and 2,123,299.92

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Solution

The fourth proportional to 3,754,572.30, 5,181,278.49 and 2,123,299.92 is: 2,930,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,572.30 : 5,181,278.49 = 2,123,299.92 : x
  2. Step 2: Convert to fraction form
    3,754,572.30/5,181,278.49 = 2,123,299.92/x
  3. Step 3: Cross multiply
    3,754,572.30x = 5,181,278.49 × 2,123,299.92
  4. Step 4: Simplify right side
    3,754,572.30x = 11,001,408,203,314.72
  5. Step 5: Solve for x
    x = 11,001,408,203,314.72/3,754,572.30
  6. Step 6: Final answer
    x = 2,930,136.20

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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.