Home / 3,890,171.10-5,836,012.92-1,493,839.56

Finding the Fourth Proportional to 3,890,171.10, 5,836,012.92 and 1,493,839.56

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Solution

The fourth proportional to 3,890,171.10, 5,836,012.92 and 1,493,839.56 is: 2,241,049.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,171.10 : 5,836,012.92 = 1,493,839.56 : x
  2. Step 2: Convert to fraction form
    3,890,171.10/5,836,012.92 = 1,493,839.56/x
  3. Step 3: Cross multiply
    3,890,171.10x = 5,836,012.92 × 1,493,839.56
  4. Step 4: Simplify right side
    3,890,171.10x = 8,718,066,972,567.12
  5. Step 5: Solve for x
    x = 8,718,066,972,567.12/3,890,171.10
  6. Step 6: Final answer
    x = 2,241,049.75

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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.