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Finding the Third Proportional to 2,077,500.75 and 3,107,970.75

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Solution

The third proportional to 2,077,500.75 and 3,107,970.75 is: 4,649,568.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,500.75 : 3,107,970.75 = 3,107,970.75 : x
  2. Step 2: Convert to fraction form
    2,077,500.75/3,107,970.75 = 3,107,970.75/x
  3. Step 3: Cross multiply
    2,077,500.75x = 3,107,970.75 × 3,107,970.75
  4. Step 4: Simplify right side
    2,077,500.75x = 9,659,482,182,855.56
  5. Step 5: Solve for x
    x = 9,659,482,182,855.56/2,077,500.75
  6. Step 6: Final answer
    x = 4,649,568.57

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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.