Home / 2,181,919.20-3,271,757.94-1,171,890.96

Finding the Fourth Proportional to 2,181,919.20, 3,271,757.94 and 1,171,890.96

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Solution

The fourth proportional to 2,181,919.20, 3,271,757.94 and 1,171,890.96 is: 1,757,234.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,919.20 : 3,271,757.94 = 1,171,890.96 : x
  2. Step 2: Convert to fraction form
    2,181,919.20/3,271,757.94 = 1,171,890.96/x
  3. Step 3: Cross multiply
    2,181,919.20x = 3,271,757.94 × 1,171,890.96
  4. Step 4: Simplify right side
    2,181,919.20x = 3,834,143,553,194.22
  5. Step 5: Solve for x
    x = 3,834,143,553,194.22/2,181,919.20
  6. Step 6: Final answer
    x = 1,757,234.44

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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.