Home / 2,172,951.70-3,259,427.55-2,080,806.10

Finding the Fourth Proportional to 2,172,951.70, 3,259,427.55 and 2,080,806.10

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Solution

The fourth proportional to 2,172,951.70, 3,259,427.55 and 2,080,806.10 is: 3,121,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,951.70 : 3,259,427.55 = 2,080,806.10 : x
  2. Step 2: Convert to fraction form
    2,172,951.70/3,259,427.55 = 2,080,806.10/x
  3. Step 3: Cross multiply
    2,172,951.70x = 3,259,427.55 × 2,080,806.10
  4. Step 4: Simplify right side
    2,172,951.70x = 6,782,236,728,548.06
  5. Step 5: Solve for x
    x = 6,782,236,728,548.06/2,172,951.70
  6. Step 6: Final answer
    x = 3,121,209.15

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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.