Home / 2,172,372.25-3,258,718.31-574,924.59

Finding the Fourth Proportional to 2,172,372.25, 3,258,718.31 and 574,924.59

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Solution

The fourth proportional to 2,172,372.25, 3,258,718.31 and 574,924.59 is: 862,429.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,372.25 : 3,258,718.31 = 574,924.59 : x
  2. Step 2: Convert to fraction form
    2,172,372.25/3,258,718.31 = 574,924.59/x
  3. Step 3: Cross multiply
    2,172,372.25x = 3,258,718.31 × 574,924.59
  4. Step 4: Simplify right side
    2,172,372.25x = 1,873,517,288,302.24
  5. Step 5: Solve for x
    x = 1,873,517,288,302.24/2,172,372.25
  6. Step 6: Final answer
    x = 862,429.21

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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.