Home / 2,215,666.26-3,324,059.28-618,228.36

Finding the Fourth Proportional to 2,215,666.26, 3,324,059.28 and 618,228.36

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Solution

The fourth proportional to 2,215,666.26, 3,324,059.28 and 618,228.36 is: 927,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,666.26 : 3,324,059.28 = 618,228.36 : x
  2. Step 2: Convert to fraction form
    2,215,666.26/3,324,059.28 = 618,228.36/x
  3. Step 3: Cross multiply
    2,215,666.26x = 3,324,059.28 × 618,228.36
  4. Step 4: Simplify right side
    2,215,666.26x = 2,055,027,717,217.18
  5. Step 5: Solve for x
    x = 2,055,027,717,217.18/2,215,666.26
  6. Step 6: Final answer
    x = 927,498.76

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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.