Home / 1,139,309.25-2,474,217.75

Finding the Third Proportional to 1,139,309.25 and 2,474,217.75

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Solution

The third proportional to 1,139,309.25 and 2,474,217.75 is: 5,373,214.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,309.25 : 2,474,217.75 = 2,474,217.75 : x
  2. Step 2: Convert to fraction form
    1,139,309.25/2,474,217.75 = 2,474,217.75/x
  3. Step 3: Cross multiply
    1,139,309.25x = 2,474,217.75 × 2,474,217.75
  4. Step 4: Simplify right side
    1,139,309.25x = 6,121,753,474,415.06
  5. Step 5: Solve for x
    x = 6,121,753,474,415.06/1,139,309.25
  6. Step 6: Final answer
    x = 5,373,214.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.