Home / 1,270,997.25-1,906,494.12-324,367.95

Finding the Fourth Proportional to 1,270,997.25, 1,906,494.12 and 324,367.95

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Solution

The fourth proportional to 1,270,997.25, 1,906,494.12 and 324,367.95 is: 486,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,997.25 : 1,906,494.12 = 324,367.95 : x
  2. Step 2: Convert to fraction form
    1,270,997.25/1,906,494.12 = 324,367.95/x
  3. Step 3: Cross multiply
    1,270,997.25x = 1,906,494.12 × 324,367.95
  4. Step 4: Simplify right side
    1,270,997.25x = 618,405,589,391.45
  5. Step 5: Solve for x
    x = 618,405,589,391.45/1,270,997.25
  6. Step 6: Final answer
    x = 486,551.48

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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.