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Finding the Third Proportional to 1,220,404 and 2,624,469

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Solution

The third proportional to 1,220,404 and 2,624,469 is: 5,643,899.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,404 : 2,624,469 = 2,624,469 : x
  2. Step 2: Convert to fraction form
    1,220,404/2,624,469 = 2,624,469/x
  3. Step 3: Cross multiply
    1,220,404x = 2,624,469 × 2,624,469
  4. Step 4: Simplify right side
    1,220,404x = 6,887,837,531,961
  5. Step 5: Solve for x
    x = 6,887,837,531,961/1,220,404
  6. Step 6: Final answer
    x = 5,643,899.51

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.