Home / 1,028,077.80-1,541,023.20-495,251.70

Finding the Fourth Proportional to 1,028,077.80, 1,541,023.20 and 495,251.70

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Solution

The fourth proportional to 1,028,077.80, 1,541,023.20 and 495,251.70 is: 742,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,077.80 : 1,541,023.20 = 495,251.70 : x
  2. Step 2: Convert to fraction form
    1,028,077.80/1,541,023.20 = 495,251.70/x
  3. Step 3: Cross multiply
    1,028,077.80x = 1,541,023.20 × 495,251.70
  4. Step 4: Simplify right side
    1,028,077.80x = 763,194,359,539.44
  5. Step 5: Solve for x
    x = 763,194,359,539.44/1,028,077.80
  6. Step 6: Final answer
    x = 742,350.78

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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.