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Finding the Third Proportional to 858,652.50 and 1,261,725

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Solution

The third proportional to 858,652.50 and 1,261,725 is: 1,854,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,652.50 : 1,261,725 = 1,261,725 : x
  2. Step 2: Convert to fraction form
    858,652.50/1,261,725 = 1,261,725/x
  3. Step 3: Cross multiply
    858,652.50x = 1,261,725 × 1,261,725
  4. Step 4: Simplify right side
    858,652.50x = 1,591,949,975,625
  5. Step 5: Solve for x
    x = 1,591,949,975,625/858,652.50
  6. Step 6: Final answer
    x = 1,854,009.60

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.