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Finding the Third Proportional to 2,690,754 and 4,170,630

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Solution

The third proportional to 2,690,754 and 4,170,630 is: 6,464,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,754 : 4,170,630 = 4,170,630 : x
  2. Step 2: Convert to fraction form
    2,690,754/4,170,630 = 4,170,630/x
  3. Step 3: Cross multiply
    2,690,754x = 4,170,630 × 4,170,630
  4. Step 4: Simplify right side
    2,690,754x = 17,394,154,596,900
  5. Step 5: Solve for x
    x = 17,394,154,596,900/2,690,754
  6. Step 6: Final answer
    x = 6,464,416.52

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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.