Home / 1,906,494.38-2,859,738.93-486,550.43

Finding the Fourth Proportional to 1,906,494.38, 2,859,738.93 and 486,550.43

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Solution

The fourth proportional to 1,906,494.38, 2,859,738.93 and 486,550.43 is: 729,824.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,494.38 : 2,859,738.93 = 486,550.43 : x
  2. Step 2: Convert to fraction form
    1,906,494.38/2,859,738.93 = 486,550.43/x
  3. Step 3: Cross multiply
    1,906,494.38x = 2,859,738.93 × 486,550.43
  4. Step 4: Simplify right side
    1,906,494.38x = 1,391,407,191,780.55
  5. Step 5: Solve for x
    x = 1,391,407,191,780.55/1,906,494.38
  6. Step 6: Final answer
    x = 729,824.97

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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.