Home / 749,793.20-1,122,940.20-734,759.60

Finding the Fourth Proportional to 749,793.20, 1,122,940.20 and 734,759.60

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Solution

The fourth proportional to 749,793.20, 1,122,940.20 and 734,759.60 is: 1,100,424.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,793.20 : 1,122,940.20 = 734,759.60 : x
  2. Step 2: Convert to fraction form
    749,793.20/1,122,940.20 = 734,759.60/x
  3. Step 3: Cross multiply
    749,793.20x = 1,122,940.20 × 734,759.60
  4. Step 4: Simplify right side
    749,793.20x = 825,091,092,175.92
  5. Step 5: Solve for x
    x = 825,091,092,175.92/749,793.20
  6. Step 6: Final answer
    x = 1,100,424.88

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1.5x scale

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.