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Finding the Third Proportional to 515,180 and 1,106,536

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Solution

The third proportional to 515,180 and 1,106,536 is: 2,376,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,180 : 1,106,536 = 1,106,536 : x
  2. Step 2: Convert to fraction form
    515,180/1,106,536 = 1,106,536/x
  3. Step 3: Cross multiply
    515,180x = 1,106,536 × 1,106,536
  4. Step 4: Simplify right side
    515,180x = 1,224,421,919,296
  5. Step 5: Solve for x
    x = 1,224,421,919,296/515,180
  6. Step 6: Final answer
    x = 2,376,687.60

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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.