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Finding the Third Proportional to 1,167,906 and 2,510,391

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Solution

The third proportional to 1,167,906 and 2,510,391 is: 5,396,036.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,906 : 2,510,391 = 2,510,391 : x
  2. Step 2: Convert to fraction form
    1,167,906/2,510,391 = 2,510,391/x
  3. Step 3: Cross multiply
    1,167,906x = 2,510,391 × 2,510,391
  4. Step 4: Simplify right side
    1,167,906x = 6,302,062,972,881
  5. Step 5: Solve for x
    x = 6,302,062,972,881/1,167,906
  6. Step 6: Final answer
    x = 5,396,036.13

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.