Home / 3,867,899.60-5,337,835.98-2,149,092.56

Finding the Fourth Proportional to 3,867,899.60, 5,337,835.98 and 2,149,092.56

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Solution

The fourth proportional to 3,867,899.60, 5,337,835.98 and 2,149,092.56 is: 2,965,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,899.60 : 5,337,835.98 = 2,149,092.56 : x
  2. Step 2: Convert to fraction form
    3,867,899.60/5,337,835.98 = 2,149,092.56/x
  3. Step 3: Cross multiply
    3,867,899.60x = 5,337,835.98 × 2,149,092.56
  4. Step 4: Simplify right side
    3,867,899.60x = 11,471,503,596,403.80
  5. Step 5: Solve for x
    x = 11,471,503,596,403.80/3,867,899.60
  6. Step 6: Final answer
    x = 2,965,822.48

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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.