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Finding the Third Proportional to 824,708 and 1,276,968

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Solution

The third proportional to 824,708 and 1,276,968 is: 1,977,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,708 : 1,276,968 = 1,276,968 : x
  2. Step 2: Convert to fraction form
    824,708/1,276,968 = 1,276,968/x
  3. Step 3: Cross multiply
    824,708x = 1,276,968 × 1,276,968
  4. Step 4: Simplify right side
    824,708x = 1,630,647,273,024
  5. Step 5: Solve for x
    x = 1,630,647,273,024/824,708
  6. Step 6: Final answer
    x = 1,977,241.97

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.