Home / 3,842,407.92-5,302,531.38-2,100,105.18

Finding the Fourth Proportional to 3,842,407.92, 5,302,531.38 and 2,100,105.18

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Solution

The fourth proportional to 3,842,407.92, 5,302,531.38 and 2,100,105.18 is: 2,898,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,407.92 : 5,302,531.38 = 2,100,105.18 : x
  2. Step 2: Convert to fraction form
    3,842,407.92/5,302,531.38 = 2,100,105.18/x
  3. Step 3: Cross multiply
    3,842,407.92x = 5,302,531.38 × 2,100,105.18
  4. Step 4: Simplify right side
    3,842,407.92x = 11,135,873,618,250.55
  5. Step 5: Solve for x
    x = 11,135,873,618,250.55/3,842,407.92
  6. Step 6: Final answer
    x = 2,898,149.77

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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.