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Finding the Third Proportional to 3,481,130 and 5,401,515

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Solution

The third proportional to 3,481,130 and 5,401,515 is: 8,381,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481,130 : 5,401,515 = 5,401,515 : x
  2. Step 2: Convert to fraction form
    3,481,130/5,401,515 = 5,401,515/x
  3. Step 3: Cross multiply
    3,481,130x = 5,401,515 × 5,401,515
  4. Step 4: Simplify right side
    3,481,130x = 29,176,364,295,225
  5. Step 5: Solve for x
    x = 29,176,364,295,225/3,481,130
  6. Step 6: Final answer
    x = 8,381,291.22

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.