Home / 3,945,344.28-5,448,335.23-3,730,402.59

Finding the Fourth Proportional to 3,945,344.28, 5,448,335.23 and 3,730,402.59

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Solution

The fourth proportional to 3,945,344.28, 5,448,335.23 and 3,730,402.59 is: 5,151,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,344.28 : 5,448,335.23 = 3,730,402.59 : x
  2. Step 2: Convert to fraction form
    3,945,344.28/5,448,335.23 = 3,730,402.59/x
  3. Step 3: Cross multiply
    3,945,344.28x = 5,448,335.23 × 3,730,402.59
  4. Step 4: Simplify right side
    3,945,344.28x = 20,324,483,853,180.25
  5. Step 5: Solve for x
    x = 20,324,483,853,180.25/3,945,344.28
  6. Step 6: Final answer
    x = 5,151,510.85

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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.