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Finding the Third Proportional to 1,188,923 and 2,576,990

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Solution

The third proportional to 1,188,923 and 2,576,990 is: 5,585,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,923 : 2,576,990 = 2,576,990 : x
  2. Step 2: Convert to fraction form
    1,188,923/2,576,990 = 2,576,990/x
  3. Step 3: Cross multiply
    1,188,923x = 2,576,990 × 2,576,990
  4. Step 4: Simplify right side
    1,188,923x = 6,640,877,460,100
  5. Step 5: Solve for x
    x = 6,640,877,460,100/1,188,923
  6. Step 6: Final answer
    x = 5,585,624.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.