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Finding the Fourth Proportional to 1,794,869.82, 2,690,794.56 and 834,837.57

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Solution

The fourth proportional to 1,794,869.82, 2,690,794.56 and 834,837.57 is: 1,251,553.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,869.82 : 2,690,794.56 = 834,837.57 : x
  2. Step 2: Convert to fraction form
    1,794,869.82/2,690,794.56 = 834,837.57/x
  3. Step 3: Cross multiply
    1,794,869.82x = 2,690,794.56 × 834,837.57
  4. Step 4: Simplify right side
    1,794,869.82x = 2,246,376,391,839.62
  5. Step 5: Solve for x
    x = 2,246,376,391,839.62/1,794,869.82
  6. Step 6: Final answer
    x = 1,251,553.94

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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.