Home / 2,170,680.66-3,256,035.57-654,367.95

Finding the Fourth Proportional to 2,170,680.66, 3,256,035.57 and 654,367.95

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Solution

The fourth proportional to 2,170,680.66, 3,256,035.57 and 654,367.95 is: 981,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,680.66 : 3,256,035.57 = 654,367.95 : x
  2. Step 2: Convert to fraction form
    2,170,680.66/3,256,035.57 = 654,367.95/x
  3. Step 3: Cross multiply
    2,170,680.66x = 3,256,035.57 × 654,367.95
  4. Step 4: Simplify right side
    2,170,680.66x = 2,130,645,321,067.98
  5. Step 5: Solve for x
    x = 2,130,645,321,067.98/2,170,680.66
  6. Step 6: Final answer
    x = 981,556.32

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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.