Home / 3,851,170.70-5,314,781.61-2,132,291.18

Finding the Fourth Proportional to 3,851,170.70, 5,314,781.61 and 2,132,291.18

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Solution

The fourth proportional to 3,851,170.70, 5,314,781.61 and 2,132,291.18 is: 2,942,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,170.70 : 5,314,781.61 = 2,132,291.18 : x
  2. Step 2: Convert to fraction form
    3,851,170.70/5,314,781.61 = 2,132,291.18/x
  3. Step 3: Cross multiply
    3,851,170.70x = 5,314,781.61 × 2,132,291.18
  4. Step 4: Simplify right side
    3,851,170.70x = 11,332,661,950,629.20
  5. Step 5: Solve for x
    x = 11,332,661,950,629.20/3,851,170.70
  6. Step 6: Final answer
    x = 2,942,653.76

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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.