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Finding the Third Proportional to 1,255,115 and 2,749,828

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Solution

The third proportional to 1,255,115 and 2,749,828 is: 6,024,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,115 : 2,749,828 = 2,749,828 : x
  2. Step 2: Convert to fraction form
    1,255,115/2,749,828 = 2,749,828/x
  3. Step 3: Cross multiply
    1,255,115x = 2,749,828 × 2,749,828
  4. Step 4: Simplify right side
    1,255,115x = 7,561,554,029,584
  5. Step 5: Solve for x
    x = 7,561,554,029,584/1,255,115
  6. Step 6: Final answer
    x = 6,024,590.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.