Home / 1,422,400.50-2,181,147.75

Finding the Third Proportional to 1,422,400.50 and 2,181,147.75

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Solution

The third proportional to 1,422,400.50 and 2,181,147.75 is: 3,344,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,400.50 : 2,181,147.75 = 2,181,147.75 : x
  2. Step 2: Convert to fraction form
    1,422,400.50/2,181,147.75 = 2,181,147.75/x
  3. Step 3: Cross multiply
    1,422,400.50x = 2,181,147.75 × 2,181,147.75
  4. Step 4: Simplify right side
    1,422,400.50x = 4,757,405,507,330.06
  5. Step 5: Solve for x
    x = 4,757,405,507,330.06/1,422,400.50
  6. Step 6: Final answer
    x = 3,344,631.49

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.