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Finding the Third Proportional to 3,241,890 and 7,504,392

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Solution

The third proportional to 3,241,890 and 7,504,392 is: 17,371,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241,890 : 7,504,392 = 7,504,392 : x
  2. Step 2: Convert to fraction form
    3,241,890/7,504,392 = 7,504,392/x
  3. Step 3: Cross multiply
    3,241,890x = 7,504,392 × 7,504,392
  4. Step 4: Simplify right side
    3,241,890x = 56,315,899,289,664
  5. Step 5: Solve for x
    x = 56,315,899,289,664/3,241,890
  6. Step 6: Final answer
    x = 17,371,317.13

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.