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Finding the Third Proportional to 2,190,270 and 3,375,480

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Solution

The third proportional to 2,190,270 and 3,375,480 is: 5,202,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,270 : 3,375,480 = 3,375,480 : x
  2. Step 2: Convert to fraction form
    2,190,270/3,375,480 = 3,375,480/x
  3. Step 3: Cross multiply
    2,190,270x = 3,375,480 × 3,375,480
  4. Step 4: Simplify right side
    2,190,270x = 11,393,865,230,400
  5. Step 5: Solve for x
    x = 11,393,865,230,400/2,190,270
  6. Step 6: Final answer
    x = 5,202,036.84

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.