Home / 2,160,189.14-3,240,272.03-880,791.68

Finding the Fourth Proportional to 2,160,189.14, 3,240,272.03 and 880,791.68

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Solution

The fourth proportional to 2,160,189.14, 3,240,272.03 and 880,791.68 is: 1,321,182.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,189.14 : 3,240,272.03 = 880,791.68 : x
  2. Step 2: Convert to fraction form
    2,160,189.14/3,240,272.03 = 880,791.68/x
  3. Step 3: Cross multiply
    2,160,189.14x = 3,240,272.03 × 880,791.68
  4. Step 4: Simplify right side
    2,160,189.14x = 2,854,004,640,556.75
  5. Step 5: Solve for x
    x = 2,854,004,640,556.75/2,160,189.14
  6. Step 6: Final answer
    x = 1,321,182.76

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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.