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Finding the Fourth Proportional to 2,721,184.56, 3,753,978.18 and 1,754,625.30

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Solution

The fourth proportional to 2,721,184.56, 3,753,978.18 and 1,754,625.30 is: 2,420,572.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,184.56 : 3,753,978.18 = 1,754,625.30 : x
  2. Step 2: Convert to fraction form
    2,721,184.56/3,753,978.18 = 1,754,625.30/x
  3. Step 3: Cross multiply
    2,721,184.56x = 3,753,978.18 × 1,754,625.30
  4. Step 4: Simplify right side
    2,721,184.56x = 6,586,825,090,275.95
  5. Step 5: Solve for x
    x = 6,586,825,090,275.95/2,721,184.56
  6. Step 6: Final answer
    x = 2,420,572.71

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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.