Home / 3,619,251.90-5,433,025.05-2,124,186.30

Finding the Fourth Proportional to 3,619,251.90, 5,433,025.05 and 2,124,186.30

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Solution

The fourth proportional to 3,619,251.90, 5,433,025.05 and 2,124,186.30 is: 3,188,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,251.90 : 5,433,025.05 = 2,124,186.30 : x
  2. Step 2: Convert to fraction form
    3,619,251.90/5,433,025.05 = 2,124,186.30/x
  3. Step 3: Cross multiply
    3,619,251.90x = 5,433,025.05 × 2,124,186.30
  4. Step 4: Simplify right side
    3,619,251.90x = 11,540,757,378,766.81
  5. Step 5: Solve for x
    x = 11,540,757,378,766.81/3,619,251.90
  6. Step 6: Final answer
    x = 3,188,713.50

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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.