Home / 3,726,665.28-5,591,179.20-1,330,458.56

Finding the Fourth Proportional to 3,726,665.28, 5,591,179.20 and 1,330,458.56

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Solution

The fourth proportional to 3,726,665.28, 5,591,179.20 and 1,330,458.56 is: 1,996,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,665.28 : 5,591,179.20 = 1,330,458.56 : x
  2. Step 2: Convert to fraction form
    3,726,665.28/5,591,179.20 = 1,330,458.56/x
  3. Step 3: Cross multiply
    3,726,665.28x = 5,591,179.20 × 1,330,458.56
  4. Step 4: Simplify right side
    3,726,665.28x = 7,438,832,227,133.95
  5. Step 5: Solve for x
    x = 7,438,832,227,133.95/3,726,665.28
  6. Step 6: Final answer
    x = 1,996,109.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.