Home / 5,279,249.25-7,285,363.97-2,864,801.25

Finding the Fourth Proportional to 5,279,249.25, 7,285,363.97 and 2,864,801.25

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Solution

The fourth proportional to 5,279,249.25, 7,285,363.97 and 2,864,801.25 is: 3,953,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,249.25 : 7,285,363.97 = 2,864,801.25 : x
  2. Step 2: Convert to fraction form
    5,279,249.25/7,285,363.97 = 2,864,801.25/x
  3. Step 3: Cross multiply
    5,279,249.25x = 7,285,363.97 × 2,864,801.25
  4. Step 4: Simplify right side
    5,279,249.25x = 20,871,119,826,174.37
  5. Step 5: Solve for x
    x = 20,871,119,826,174.37/5,279,249.25
  6. Step 6: Final answer
    x = 3,953,425.73

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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.