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Finding the Third Proportional to 2,690,760 and 4,170,639

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Solution

The third proportional to 2,690,760 and 4,170,639 is: 6,464,430.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,760 : 4,170,639 = 4,170,639 : x
  2. Step 2: Convert to fraction form
    2,690,760/4,170,639 = 4,170,639/x
  3. Step 3: Cross multiply
    2,690,760x = 4,170,639 × 4,170,639
  4. Step 4: Simplify right side
    2,690,760x = 17,394,229,668,321
  5. Step 5: Solve for x
    x = 17,394,229,668,321/2,690,760
  6. Step 6: Final answer
    x = 6,464,430.00

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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.