Home / 3,992,414.20-5,989,496.10-1,296,280.60

Finding the Fourth Proportional to 3,992,414.20, 5,989,496.10 and 1,296,280.60

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Solution

The fourth proportional to 3,992,414.20, 5,989,496.10 and 1,296,280.60 is: 1,944,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,414.20 : 5,989,496.10 = 1,296,280.60 : x
  2. Step 2: Convert to fraction form
    3,992,414.20/5,989,496.10 = 1,296,280.60/x
  3. Step 3: Cross multiply
    3,992,414.20x = 5,989,496.10 × 1,296,280.60
  4. Step 4: Simplify right side
    3,992,414.20x = 7,764,067,598,205.66
  5. Step 5: Solve for x
    x = 7,764,067,598,205.66/3,992,414.20
  6. Step 6: Final answer
    x = 1,944,704.94

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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.