Home / 3,851,189.76-5,314,807.91-2,132,310.26

Finding the Fourth Proportional to 3,851,189.76, 5,314,807.91 and 2,132,310.26

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Solution

The fourth proportional to 3,851,189.76, 5,314,807.91 and 2,132,310.26 is: 2,942,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,189.76 : 5,314,807.91 = 2,132,310.26 : x
  2. Step 2: Convert to fraction form
    3,851,189.76/5,314,807.91 = 2,132,310.26/x
  3. Step 3: Cross multiply
    3,851,189.76x = 5,314,807.91 × 2,132,310.26
  4. Step 4: Simplify right side
    3,851,189.76x = 11,332,819,439,047.63
  5. Step 5: Solve for x
    x = 11,332,819,439,047.63/3,851,189.76
  6. Step 6: Final answer
    x = 2,942,680.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.