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Finding the Third Proportional to 1,306,834.88 and 2,813,911.88

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Solution

The third proportional to 1,306,834.88 and 2,813,911.88 is: 6,058,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,834.88 : 2,813,911.88 = 2,813,911.88 : x
  2. Step 2: Convert to fraction form
    1,306,834.88/2,813,911.88 = 2,813,911.88/x
  3. Step 3: Cross multiply
    1,306,834.88x = 2,813,911.88 × 2,813,911.88
  4. Step 4: Simplify right side
    1,306,834.88x = 7,918,100,040,266.02
  5. Step 5: Solve for x
    x = 7,918,100,040,266.02/1,306,834.88
  6. Step 6: Final answer
    x = 6,058,990.46

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.