Home / 3,754,372.55-5,180,715.25-2,122,553.43

Finding the Fourth Proportional to 3,754,372.55, 5,180,715.25 and 2,122,553.43

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Solution

The fourth proportional to 3,754,372.55, 5,180,715.25 and 2,122,553.43 is: 2,928,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,372.55 : 5,180,715.25 = 2,122,553.43 : x
  2. Step 2: Convert to fraction form
    3,754,372.55/5,180,715.25 = 2,122,553.43/x
  3. Step 3: Cross multiply
    3,754,372.55x = 5,180,715.25 × 2,122,553.43
  4. Step 4: Simplify right side
    3,754,372.55x = 10,996,344,918,434.42
  5. Step 5: Solve for x
    x = 10,996,344,918,434.42/3,754,372.55
  6. Step 6: Final answer
    x = 2,928,943.46

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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.