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Finding the Third Proportional to 1,294,445 and 2,816,149

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Solution

The third proportional to 1,294,445 and 2,816,149 is: 6,126,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,445 : 2,816,149 = 2,816,149 : x
  2. Step 2: Convert to fraction form
    1,294,445/2,816,149 = 2,816,149/x
  3. Step 3: Cross multiply
    1,294,445x = 2,816,149 × 2,816,149
  4. Step 4: Simplify right side
    1,294,445x = 7,930,695,190,201
  5. Step 5: Solve for x
    x = 7,930,695,190,201/1,294,445
  6. Step 6: Final answer
    x = 6,126,714.68

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.