Home / 1,605,849.82-2,216,101.17-880,691.20

Finding the Fourth Proportional to 1,605,849.82, 2,216,101.17 and 880,691.20

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Solution

The fourth proportional to 1,605,849.82, 2,216,101.17 and 880,691.20 is: 1,215,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,849.82 : 2,216,101.17 = 880,691.20 : x
  2. Step 2: Convert to fraction form
    1,605,849.82/2,216,101.17 = 880,691.20/x
  3. Step 3: Cross multiply
    1,605,849.82x = 2,216,101.17 × 880,691.20
  4. Step 4: Simplify right side
    1,605,849.82x = 1,951,700,798,728.70
  5. Step 5: Solve for x
    x = 1,951,700,798,728.70/1,605,849.82
  6. Step 6: Final answer
    x = 1,215,369.44

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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.