Home / 2,431,215.24-3,646,869.78-748,317

Finding the Fourth Proportional to 2,431,215.24, 3,646,869.78 and 748,317

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Solution

The fourth proportional to 2,431,215.24, 3,646,869.78 and 748,317 is: 1,122,489.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,215.24 : 3,646,869.78 = 748,317 : x
  2. Step 2: Convert to fraction form
    2,431,215.24/3,646,869.78 = 748,317/x
  3. Step 3: Cross multiply
    2,431,215.24x = 3,646,869.78 × 748,317
  4. Step 4: Simplify right side
    2,431,215.24x = 2,729,014,653,160.26
  5. Step 5: Solve for x
    x = 2,729,014,653,160.26/2,431,215.24
  6. Step 6: Final answer
    x = 1,122,489.94

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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.