Home / 3,781,747.85-5,674,286.72-1,984,197.87

Finding the Fourth Proportional to 3,781,747.85, 5,674,286.72 and 1,984,197.87

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Solution

The fourth proportional to 3,781,747.85, 5,674,286.72 and 1,984,197.87 is: 2,977,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,747.85 : 5,674,286.72 = 1,984,197.87 : x
  2. Step 2: Convert to fraction form
    3,781,747.85/5,674,286.72 = 1,984,197.87/x
  3. Step 3: Cross multiply
    3,781,747.85x = 5,674,286.72 × 1,984,197.87
  4. Step 4: Simplify right side
    3,781,747.85x = 11,258,907,628,553.78
  5. Step 5: Solve for x
    x = 11,258,907,628,553.78/3,781,747.85
  6. Step 6: Final answer
    x = 2,977,170.37

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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.