Home / 3,620,444.70-5,422,793.85-2,198,019.90

Finding the Fourth Proportional to 3,620,444.70, 5,422,793.85 and 2,198,019.90

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Solution

The fourth proportional to 3,620,444.70, 5,422,793.85 and 2,198,019.90 is: 3,292,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,444.70 : 5,422,793.85 = 2,198,019.90 : x
  2. Step 2: Convert to fraction form
    3,620,444.70/5,422,793.85 = 2,198,019.90/x
  3. Step 3: Cross multiply
    3,620,444.70x = 5,422,793.85 × 2,198,019.90
  4. Step 4: Simplify right side
    3,620,444.70x = 11,919,408,795,897.61
  5. Step 5: Solve for x
    x = 11,919,408,795,897.61/3,620,444.70
  6. Step 6: Final answer
    x = 3,292,249.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.