Home / 1,520,627.32-2,098,472.11-822,908.17

Finding the Fourth Proportional to 1,520,627.32, 2,098,472.11 and 822,908.17

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Solution

The fourth proportional to 1,520,627.32, 2,098,472.11 and 822,908.17 is: 1,135,616.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,627.32 : 2,098,472.11 = 822,908.17 : x
  2. Step 2: Convert to fraction form
    1,520,627.32/2,098,472.11 = 822,908.17/x
  3. Step 3: Cross multiply
    1,520,627.32x = 2,098,472.11 × 822,908.17
  4. Step 4: Simplify right side
    1,520,627.32x = 1,726,849,843,836.14
  5. Step 5: Solve for x
    x = 1,726,849,843,836.14/1,520,627.32
  6. Step 6: Final answer
    x = 1,135,616.74

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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.