Home / 2,803,501.64-4,204,792.20-781,882.76

Finding the Fourth Proportional to 2,803,501.64, 4,204,792.20 and 781,882.76

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Solution

The fourth proportional to 2,803,501.64, 4,204,792.20 and 781,882.76 is: 1,172,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,501.64 : 4,204,792.20 = 781,882.76 : x
  2. Step 2: Convert to fraction form
    2,803,501.64/4,204,792.20 = 781,882.76/x
  3. Step 3: Cross multiply
    2,803,501.64x = 4,204,792.20 × 781,882.76
  4. Step 4: Simplify right side
    2,803,501.64x = 3,287,654,530,562.47
  5. Step 5: Solve for x
    x = 3,287,654,530,562.47/2,803,501.64
  6. Step 6: Final answer
    x = 1,172,695.78

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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.