Home / 1,222,753.70-1,834,180.26-311,959.84

Finding the Fourth Proportional to 1,222,753.70, 1,834,180.26 and 311,959.84

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Solution

The fourth proportional to 1,222,753.70, 1,834,180.26 and 311,959.84 is: 467,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,753.70 : 1,834,180.26 = 311,959.84 : x
  2. Step 2: Convert to fraction form
    1,222,753.70/1,834,180.26 = 311,959.84/x
  3. Step 3: Cross multiply
    1,222,753.70x = 1,834,180.26 × 311,959.84
  4. Step 4: Simplify right side
    1,222,753.70x = 572,190,571,269.86
  5. Step 5: Solve for x
    x = 572,190,571,269.86/1,222,753.70
  6. Step 6: Final answer
    x = 467,952.43

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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.