Home / 3,214,780.11-4,815,692.19-2,135,900.21

Finding the Fourth Proportional to 3,214,780.11, 4,815,692.19 and 2,135,900.21

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Solution

The fourth proportional to 3,214,780.11, 4,815,692.19 and 2,135,900.21 is: 3,199,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,780.11 : 4,815,692.19 = 2,135,900.21 : x
  2. Step 2: Convert to fraction form
    3,214,780.11/4,815,692.19 = 2,135,900.21/x
  3. Step 3: Cross multiply
    3,214,780.11x = 4,815,692.19 × 2,135,900.21
  4. Step 4: Simplify right side
    3,214,780.11x = 10,285,837,935,837.90
  5. Step 5: Solve for x
    x = 10,285,837,935,837.90/3,214,780.11
  6. Step 6: Final answer
    x = 3,199,546.34

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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.