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Finding the Third Proportional to 1,330,287 and 2,028,643

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Solution

The third proportional to 1,330,287 and 2,028,643 is: 3,093,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,287 : 2,028,643 = 2,028,643 : x
  2. Step 2: Convert to fraction form
    1,330,287/2,028,643 = 2,028,643/x
  3. Step 3: Cross multiply
    1,330,287x = 2,028,643 × 2,028,643
  4. Step 4: Simplify right side
    1,330,287x = 4,115,392,421,449
  5. Step 5: Solve for x
    x = 4,115,392,421,449/1,330,287
  6. Step 6: Final answer
    x = 3,093,612.45

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.