Home / 3,731,712.60-5,149,752.85-2,100,119.97

Finding the Fourth Proportional to 3,731,712.60, 5,149,752.85 and 2,100,119.97

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Solution

The fourth proportional to 3,731,712.60, 5,149,752.85 and 2,100,119.97 is: 2,898,159.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731,712.60 : 5,149,752.85 = 2,100,119.97 : x
  2. Step 2: Convert to fraction form
    3,731,712.60/5,149,752.85 = 2,100,119.97/x
  3. Step 3: Cross multiply
    3,731,712.60x = 5,149,752.85 × 2,100,119.97
  4. Step 4: Simplify right side
    3,731,712.60x = 10,815,098,816,879.55
  5. Step 5: Solve for x
    x = 10,815,098,816,879.55/3,731,712.60
  6. Step 6: Final answer
    x = 2,898,159.63

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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.