Home / 2,171,621.26-3,257,456.97-655,317.33

Finding the Fourth Proportional to 2,171,621.26, 3,257,456.97 and 655,317.33

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Solution

The fourth proportional to 2,171,621.26, 3,257,456.97 and 655,317.33 is: 982,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,621.26 : 3,257,456.97 = 655,317.33 : x
  2. Step 2: Convert to fraction form
    2,171,621.26/3,257,456.97 = 655,317.33/x
  3. Step 3: Cross multiply
    2,171,621.26x = 3,257,456.97 × 655,317.33
  4. Step 4: Simplify right side
    2,171,621.26x = 2,134,668,004,170.29
  5. Step 5: Solve for x
    x = 2,134,668,004,170.29/2,171,621.26
  6. Step 6: Final answer
    x = 982,983.56

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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.