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Finding the Third Proportional to 2,420,514 and 5,266,878.75

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Solution

The third proportional to 2,420,514 and 5,266,878.75 is: 11,460,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,514 : 5,266,878.75 = 5,266,878.75 : x
  2. Step 2: Convert to fraction form
    2,420,514/5,266,878.75 = 5,266,878.75/x
  3. Step 3: Cross multiply
    2,420,514x = 5,266,878.75 × 5,266,878.75
  4. Step 4: Simplify right side
    2,420,514x = 27,740,011,767,201.56
  5. Step 5: Solve for x
    x = 27,740,011,767,201.56/2,420,514
  6. Step 6: Final answer
    x = 11,460,380.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.