Home / 1,229,940.27-1,844,120.12-510,778.04

Finding the Fourth Proportional to 1,229,940.27, 1,844,120.12 and 510,778.04

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Solution

The fourth proportional to 1,229,940.27, 1,844,120.12 and 510,778.04 is: 765,838.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,940.27 : 1,844,120.12 = 510,778.04 : x
  2. Step 2: Convert to fraction form
    1,229,940.27/1,844,120.12 = 510,778.04/x
  3. Step 3: Cross multiply
    1,229,940.27x = 1,844,120.12 × 510,778.04
  4. Step 4: Simplify right side
    1,229,940.27x = 941,936,060,418.17
  5. Step 5: Solve for x
    x = 941,936,060,418.17/1,229,940.27
  6. Step 6: Final answer
    x = 765,838.87

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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.