Home / 1,222,793.90-1,834,190.85-942,857.90

Finding the Fourth Proportional to 1,222,793.90, 1,834,190.85 and 942,857.90

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Solution

The fourth proportional to 1,222,793.90, 1,834,190.85 and 942,857.90 is: 1,414,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,793.90 : 1,834,190.85 = 942,857.90 : x
  2. Step 2: Convert to fraction form
    1,222,793.90/1,834,190.85 = 942,857.90/x
  3. Step 3: Cross multiply
    1,222,793.90x = 1,834,190.85 × 942,857.90
  4. Step 4: Simplify right side
    1,222,793.90x = 1,729,381,333,030.22
  5. Step 5: Solve for x
    x = 1,729,381,333,030.22/1,222,793.90
  6. Step 6: Final answer
    x = 1,414,286.85

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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.