Home / 1,222,753.20-1,834,179.51-311,959.34

Finding the Fourth Proportional to 1,222,753.20, 1,834,179.51 and 311,959.34

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Solution

The fourth proportional to 1,222,753.20, 1,834,179.51 and 311,959.34 is: 467,951.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,753.20 : 1,834,179.51 = 311,959.34 : x
  2. Step 2: Convert to fraction form
    1,222,753.20/1,834,179.51 = 311,959.34/x
  3. Step 3: Cross multiply
    1,222,753.20x = 1,834,179.51 × 311,959.34
  4. Step 4: Simplify right side
    1,222,753.20x = 572,189,420,210.23
  5. Step 5: Solve for x
    x = 572,189,420,210.23/1,222,753.20
  6. Step 6: Final answer
    x = 467,951.68

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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.