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Finding the Third Proportional to 1,304,930 and 2,865,175

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Solution

The third proportional to 1,304,930 and 2,865,175 is: 6,290,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,930 : 2,865,175 = 2,865,175 : x
  2. Step 2: Convert to fraction form
    1,304,930/2,865,175 = 2,865,175/x
  3. Step 3: Cross multiply
    1,304,930x = 2,865,175 × 2,865,175
  4. Step 4: Simplify right side
    1,304,930x = 8,209,227,780,625
  5. Step 5: Solve for x
    x = 8,209,227,780,625/1,304,930
  6. Step 6: Final answer
    x = 6,290,933.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.