Home / 1,982,832.31-2,974,250.13-543,531.37

Finding the Fourth Proportional to 1,982,832.31, 2,974,250.13 and 543,531.37

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Solution

The fourth proportional to 1,982,832.31, 2,974,250.13 and 543,531.37 is: 815,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,832.31 : 2,974,250.13 = 543,531.37 : x
  2. Step 2: Convert to fraction form
    1,982,832.31/2,974,250.13 = 543,531.37/x
  3. Step 3: Cross multiply
    1,982,832.31x = 2,974,250.13 × 543,531.37
  4. Step 4: Simplify right side
    1,982,832.31x = 1,616,598,247,881.58
  5. Step 5: Solve for x
    x = 1,616,598,247,881.58/1,982,832.31
  6. Step 6: Final answer
    x = 815,297.51

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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.