Home / 2,815,198.29-4,202,195.25-2,418,389.01

Finding the Fourth Proportional to 2,815,198.29, 4,202,195.25 and 2,418,389.01

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Solution

The fourth proportional to 2,815,198.29, 4,202,195.25 and 2,418,389.01 is: 3,609,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,198.29 : 4,202,195.25 = 2,418,389.01 : x
  2. Step 2: Convert to fraction form
    2,815,198.29/4,202,195.25 = 2,418,389.01/x
  3. Step 3: Cross multiply
    2,815,198.29x = 4,202,195.25 × 2,418,389.01
  4. Step 4: Simplify right side
    2,815,198.29x = 10,162,542,810,474.20
  5. Step 5: Solve for x
    x = 10,162,542,810,474.20/2,815,198.29
  6. Step 6: Final answer
    x = 3,609,885.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.