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Finding the Third Proportional to 2,979,951 and 4,469,928.75

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Solution

The third proportional to 2,979,951 and 4,469,928.75 is: 6,704,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,951 : 4,469,928.75 = 4,469,928.75 : x
  2. Step 2: Convert to fraction form
    2,979,951/4,469,928.75 = 4,469,928.75/x
  3. Step 3: Cross multiply
    2,979,951x = 4,469,928.75 × 4,469,928.75
  4. Step 4: Simplify right side
    2,979,951x = 19,980,263,030,076.56
  5. Step 5: Solve for x
    x = 19,980,263,030,076.56/2,979,951
  6. Step 6: Final answer
    x = 6,704,896.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.