Home / 5,467,171.38-8,200,981.22-1,875,408.36

Finding the Fourth Proportional to 5,467,171.38, 8,200,981.22 and 1,875,408.36

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Solution

The fourth proportional to 5,467,171.38, 8,200,981.22 and 1,875,408.36 is: 2,813,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467,171.38 : 8,200,981.22 = 1,875,408.36 : x
  2. Step 2: Convert to fraction form
    5,467,171.38/8,200,981.22 = 1,875,408.36/x
  3. Step 3: Cross multiply
    5,467,171.38x = 8,200,981.22 × 1,875,408.36
  4. Step 4: Simplify right side
    5,467,171.38x = 15,380,188,740,191
  5. Step 5: Solve for x
    x = 15,380,188,740,191/5,467,171.38
  6. Step 6: Final answer
    x = 2,813,189.43

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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.