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Finding the Third Proportional to 827,258 and 1,264,686

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Solution

The third proportional to 827,258 and 1,264,686 is: 1,933,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,258 : 1,264,686 = 1,264,686 : x
  2. Step 2: Convert to fraction form
    827,258/1,264,686 = 1,264,686/x
  3. Step 3: Cross multiply
    827,258x = 1,264,686 × 1,264,686
  4. Step 4: Simplify right side
    827,258x = 1,599,430,678,596
  5. Step 5: Solve for x
    x = 1,599,430,678,596/827,258
  6. Step 6: Final answer
    x = 1,933,412.16

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.