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Finding the Third Proportional to 3,000,618 and 4,287,812

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Solution

The third proportional to 3,000,618 and 4,287,812 is: 6,127,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,618 : 4,287,812 = 4,287,812 : x
  2. Step 2: Convert to fraction form
    3,000,618/4,287,812 = 4,287,812/x
  3. Step 3: Cross multiply
    3,000,618x = 4,287,812 × 4,287,812
  4. Step 4: Simplify right side
    3,000,618x = 18,385,331,747,344
  5. Step 5: Solve for x
    x = 18,385,331,747,344/3,000,618
  6. Step 6: Final answer
    x = 6,127,181.72

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.