Home / 1,970,737.20-2,955,414.60-1,023,793.20

Finding the Fourth Proportional to 1,970,737.20, 2,955,414.60 and 1,023,793.20

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Solution

The fourth proportional to 1,970,737.20, 2,955,414.60 and 1,023,793.20 is: 1,535,330.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,737.20 : 2,955,414.60 = 1,023,793.20 : x
  2. Step 2: Convert to fraction form
    1,970,737.20/2,955,414.60 = 1,023,793.20/x
  3. Step 3: Cross multiply
    1,970,737.20x = 2,955,414.60 × 1,023,793.20
  4. Step 4: Simplify right side
    1,970,737.20x = 3,025,733,370,660.72
  5. Step 5: Solve for x
    x = 3,025,733,370,660.72/1,970,737.20
  6. Step 6: Final answer
    x = 1,535,330.72

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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.