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Finding the Third Proportional to 1,808,397 and 2,797,629

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Solution

The third proportional to 1,808,397 and 2,797,629 is: 4,327,992.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,397 : 2,797,629 = 2,797,629 : x
  2. Step 2: Convert to fraction form
    1,808,397/2,797,629 = 2,797,629/x
  3. Step 3: Cross multiply
    1,808,397x = 2,797,629 × 2,797,629
  4. Step 4: Simplify right side
    1,808,397x = 7,826,728,021,641
  5. Step 5: Solve for x
    x = 7,826,728,021,641/1,808,397
  6. Step 6: Final answer
    x = 4,327,992.15

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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.