Home / 817,150.60-1,225,725.90-751,540.60

Finding the Fourth Proportional to 817,150.60, 1,225,725.90 and 751,540.60

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Solution

The fourth proportional to 817,150.60, 1,225,725.90 and 751,540.60 is: 1,127,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,150.60 : 1,225,725.90 = 751,540.60 : x
  2. Step 2: Convert to fraction form
    817,150.60/1,225,725.90 = 751,540.60/x
  3. Step 3: Cross multiply
    817,150.60x = 1,225,725.90 × 751,540.60
  4. Step 4: Simplify right side
    817,150.60x = 921,182,778,321.54
  5. Step 5: Solve for x
    x = 921,182,778,321.54/817,150.60
  6. Step 6: Final answer
    x = 1,127,310.90

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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.