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Finding the Third Proportional to 859,195.50 and 1,262,486.25

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Solution

The third proportional to 859,195.50 and 1,262,486.25 is: 1,855,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,195.50 : 1,262,486.25 = 1,262,486.25 : x
  2. Step 2: Convert to fraction form
    859,195.50/1,262,486.25 = 1,262,486.25/x
  3. Step 3: Cross multiply
    859,195.50x = 1,262,486.25 × 1,262,486.25
  4. Step 4: Simplify right side
    859,195.50x = 1,593,871,531,439.06
  5. Step 5: Solve for x
    x = 1,593,871,531,439.06/859,195.50
  6. Step 6: Final answer
    x = 1,855,074.35

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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.