Home / 1,171,930.60-1,753,230.30-1,015,892.20

Finding the Fourth Proportional to 1,171,930.60, 1,753,230.30 and 1,015,892.20

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Solution

The fourth proportional to 1,171,930.60, 1,753,230.30 and 1,015,892.20 is: 1,519,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,930.60 : 1,753,230.30 = 1,015,892.20 : x
  2. Step 2: Convert to fraction form
    1,171,930.60/1,753,230.30 = 1,015,892.20/x
  3. Step 3: Cross multiply
    1,171,930.60x = 1,753,230.30 × 1,015,892.20
  4. Step 4: Simplify right side
    1,171,930.60x = 1,781,092,986,573.66
  5. Step 5: Solve for x
    x = 1,781,092,986,573.66/1,171,930.60
  6. Step 6: Final answer
    x = 1,519,793.91

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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.