Home / 2,858,729.58-3,944,532.17-1,618,331.55

Finding the Fourth Proportional to 2,858,729.58, 3,944,532.17 and 1,618,331.55

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Solution

The fourth proportional to 2,858,729.58, 3,944,532.17 and 1,618,331.55 is: 2,233,006.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,729.58 : 3,944,532.17 = 1,618,331.55 : x
  2. Step 2: Convert to fraction form
    2,858,729.58/3,944,532.17 = 1,618,331.55/x
  3. Step 3: Cross multiply
    2,858,729.58x = 3,944,532.17 × 1,618,331.55
  4. Step 4: Simplify right side
    2,858,729.58x = 6,383,560,852,609.31
  5. Step 5: Solve for x
    x = 6,383,560,852,609.31/2,858,729.58
  6. Step 6: Final answer
    x = 2,233,006.19

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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.