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Finding the Third Proportional to 3,979,915 and 6,312,182

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Solution

The third proportional to 3,979,915 and 6,312,182 is: 10,011,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,915 : 6,312,182 = 6,312,182 : x
  2. Step 2: Convert to fraction form
    3,979,915/6,312,182 = 6,312,182/x
  3. Step 3: Cross multiply
    3,979,915x = 6,312,182 × 6,312,182
  4. Step 4: Simplify right side
    3,979,915x = 39,843,641,601,124
  5. Step 5: Solve for x
    x = 39,843,641,601,124/3,979,915
  6. Step 6: Final answer
    x = 10,011,179.03

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.