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Finding the Third Proportional to 3,418,326 and 5,412,903.75

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Solution

The third proportional to 3,418,326 and 5,412,903.75 is: 8,571,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,326 : 5,412,903.75 = 5,412,903.75 : x
  2. Step 2: Convert to fraction form
    3,418,326/5,412,903.75 = 5,412,903.75/x
  3. Step 3: Cross multiply
    3,418,326x = 5,412,903.75 × 5,412,903.75
  4. Step 4: Simplify right side
    3,418,326x = 29,299,527,006,764.06
  5. Step 5: Solve for x
    x = 29,299,527,006,764.06/3,418,326
  6. Step 6: Final answer
    x = 8,571,308.59

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.