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Finding the Third Proportional to 1,328,351.25 and 2,751,222.75

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Solution

The third proportional to 1,328,351.25 and 2,751,222.75 is: 5,698,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,351.25 : 2,751,222.75 = 2,751,222.75 : x
  2. Step 2: Convert to fraction form
    1,328,351.25/2,751,222.75 = 2,751,222.75/x
  3. Step 3: Cross multiply
    1,328,351.25x = 2,751,222.75 × 2,751,222.75
  4. Step 4: Simplify right side
    1,328,351.25x = 7,569,226,620,117.56
  5. Step 5: Solve for x
    x = 7,569,226,620,117.56/1,328,351.25
  6. Step 6: Final answer
    x = 5,698,211.69

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.