Home / 3,943,660.64-5,442,255.30-2,132,824.64

Finding the Fourth Proportional to 3,943,660.64, 5,442,255.30 and 2,132,824.64

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Solution

The fourth proportional to 3,943,660.64, 5,442,255.30 and 2,132,824.64 is: 2,943,299.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,660.64 : 5,442,255.30 = 2,132,824.64 : x
  2. Step 2: Convert to fraction form
    3,943,660.64/5,442,255.30 = 2,132,824.64/x
  3. Step 3: Cross multiply
    3,943,660.64x = 5,442,255.30 × 2,132,824.64
  4. Step 4: Simplify right side
    3,943,660.64x = 11,607,376,201,010.59
  5. Step 5: Solve for x
    x = 11,607,376,201,010.59/3,943,660.64
  6. Step 6: Final answer
    x = 2,943,299.96

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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.