Home / 1,223,046.20-1,834,569.30-324,486.20

Finding the Fourth Proportional to 1,223,046.20, 1,834,569.30 and 324,486.20

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Solution

The fourth proportional to 1,223,046.20, 1,834,569.30 and 324,486.20 is: 486,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,046.20 : 1,834,569.30 = 324,486.20 : x
  2. Step 2: Convert to fraction form
    1,223,046.20/1,834,569.30 = 324,486.20/x
  3. Step 3: Cross multiply
    1,223,046.20x = 1,834,569.30 × 324,486.20
  4. Step 4: Simplify right side
    1,223,046.20x = 595,292,420,793.66
  5. Step 5: Solve for x
    x = 595,292,420,793.66/1,223,046.20
  6. Step 6: Final answer
    x = 486,729.30

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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.