Home / 3,858,176.30-5,324,023.77-2,139,233.18

Finding the Fourth Proportional to 3,858,176.30, 5,324,023.77 and 2,139,233.18

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Solution

The fourth proportional to 3,858,176.30, 5,324,023.77 and 2,139,233.18 is: 2,951,997.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,176.30 : 5,324,023.77 = 2,139,233.18 : x
  2. Step 2: Convert to fraction form
    3,858,176.30/5,324,023.77 = 2,139,233.18/x
  3. Step 3: Cross multiply
    3,858,176.30x = 5,324,023.77 × 2,139,233.18
  4. Step 4: Simplify right side
    3,858,176.30x = 11,389,328,299,892.69
  5. Step 5: Solve for x
    x = 11,389,328,299,892.69/3,858,176.30
  6. Step 6: Final answer
    x = 2,951,997.89

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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.