Home / 3,747,687.22-5,171,810.11-2,028,807.76

Finding the Fourth Proportional to 3,747,687.22, 5,171,810.11 and 2,028,807.76

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Solution

The fourth proportional to 3,747,687.22, 5,171,810.11 and 2,028,807.76 is: 2,799,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,687.22 : 5,171,810.11 = 2,028,807.76 : x
  2. Step 2: Convert to fraction form
    3,747,687.22/5,171,810.11 = 2,028,807.76/x
  3. Step 3: Cross multiply
    3,747,687.22x = 5,171,810.11 × 2,028,807.76
  4. Step 4: Simplify right side
    3,747,687.22x = 10,492,608,484,414.46
  5. Step 5: Solve for x
    x = 10,492,608,484,414.46/3,747,687.22
  6. Step 6: Final answer
    x = 2,799,755.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.