Home / 5,522,822.46-8,283,869.19-2,646,246.78

Finding the Fourth Proportional to 5,522,822.46, 8,283,869.19 and 2,646,246.78

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Solution

The fourth proportional to 5,522,822.46, 8,283,869.19 and 2,646,246.78 is: 3,969,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522,822.46 : 8,283,869.19 = 2,646,246.78 : x
  2. Step 2: Convert to fraction form
    5,522,822.46/8,283,869.19 = 2,646,246.78/x
  3. Step 3: Cross multiply
    5,522,822.46x = 8,283,869.19 × 2,646,246.78
  4. Step 4: Simplify right side
    5,522,822.46x = 21,921,162,169,978.71
  5. Step 5: Solve for x
    x = 21,921,162,169,978.71/5,522,822.46
  6. Step 6: Final answer
    x = 3,969,195.52

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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.