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Finding the Third Proportional to 827,235 and 1,139,149

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Solution

The third proportional to 827,235 and 1,139,149 is: 1,568,672.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,235 : 1,139,149 = 1,139,149 : x
  2. Step 2: Convert to fraction form
    827,235/1,139,149 = 1,139,149/x
  3. Step 3: Cross multiply
    827,235x = 1,139,149 × 1,139,149
  4. Step 4: Simplify right side
    827,235x = 1,297,660,444,201
  5. Step 5: Solve for x
    x = 1,297,660,444,201/827,235
  6. Step 6: Final answer
    x = 1,568,672.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.