Home / 1,612,422.28-2,418,983.31-490,462.12

Finding the Fourth Proportional to 1,612,422.28, 2,418,983.31 and 490,462.12

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Solution

The fourth proportional to 1,612,422.28, 2,418,983.31 and 490,462.12 is: 735,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,422.28 : 2,418,983.31 = 490,462.12 : x
  2. Step 2: Convert to fraction form
    1,612,422.28/2,418,983.31 = 490,462.12/x
  3. Step 3: Cross multiply
    1,612,422.28x = 2,418,983.31 × 490,462.12
  4. Step 4: Simplify right side
    1,612,422.28x = 1,186,419,682,467.22
  5. Step 5: Solve for x
    x = 1,186,419,682,467.22/1,612,422.28
  6. Step 6: Final answer
    x = 735,799.61

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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.