Home / 2,491,306.05-3,438,002.34-1,345,386.33

Finding the Fourth Proportional to 2,491,306.05, 3,438,002.34 and 1,345,386.33

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Solution

The fourth proportional to 2,491,306.05, 3,438,002.34 and 1,345,386.33 is: 1,856,633.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,306.05 : 3,438,002.34 = 1,345,386.33 : x
  2. Step 2: Convert to fraction form
    2,491,306.05/3,438,002.34 = 1,345,386.33/x
  3. Step 3: Cross multiply
    2,491,306.05x = 3,438,002.34 × 1,345,386.33
  4. Step 4: Simplify right side
    2,491,306.05x = 4,625,441,350,744.01
  5. Step 5: Solve for x
    x = 4,625,441,350,744.01/2,491,306.05
  6. Step 6: Final answer
    x = 1,856,633.13

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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.