Home / 1,179,418.88-1,626,311.82-796,781.28

Finding the Fourth Proportional to 1,179,418.88, 1,626,311.82 and 796,781.28

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Solution

The fourth proportional to 1,179,418.88, 1,626,311.82 and 796,781.28 is: 1,098,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,418.88 : 1,626,311.82 = 796,781.28 : x
  2. Step 2: Convert to fraction form
    1,179,418.88/1,626,311.82 = 796,781.28/x
  3. Step 3: Cross multiply
    1,179,418.88x = 1,626,311.82 × 796,781.28
  4. Step 4: Simplify right side
    1,179,418.88x = 1,295,814,813,618.73
  5. Step 5: Solve for x
    x = 1,295,814,813,618.73/1,179,418.88
  6. Step 6: Final answer
    x = 1,098,689.22

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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.