Home / 5,182,363.43-7,151,686.38-2,859,255.83

Finding the Fourth Proportional to 5,182,363.43, 7,151,686.38 and 2,859,255.83

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Solution

The fourth proportional to 5,182,363.43, 7,151,686.38 and 2,859,255.83 is: 3,945,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,363.43 : 7,151,686.38 = 2,859,255.83 : x
  2. Step 2: Convert to fraction form
    5,182,363.43/7,151,686.38 = 2,859,255.83/x
  3. Step 3: Cross multiply
    5,182,363.43x = 7,151,686.38 × 2,859,255.83
  4. Step 4: Simplify right side
    5,182,363.43x = 20,448,500,976,346.59
  5. Step 5: Solve for x
    x = 20,448,500,976,346.59/5,182,363.43
  6. Step 6: Final answer
    x = 3,945,786.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.