Home / 1,151,572.20-1,727,358.30-885,851.70

Finding the Fourth Proportional to 1,151,572.20, 1,727,358.30 and 885,851.70

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Solution

The fourth proportional to 1,151,572.20, 1,727,358.30 and 885,851.70 is: 1,328,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,572.20 : 1,727,358.30 = 885,851.70 : x
  2. Step 2: Convert to fraction form
    1,151,572.20/1,727,358.30 = 885,851.70/x
  3. Step 3: Cross multiply
    1,151,572.20x = 1,727,358.30 × 885,851.70
  4. Step 4: Simplify right side
    1,151,572.20x = 1,530,183,286,564.11
  5. Step 5: Solve for x
    x = 1,530,183,286,564.11/1,151,572.20
  6. Step 6: Final answer
    x = 1,328,777.55

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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.