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Finding the Third Proportional to 852,512 and 1,251,120

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Solution

The third proportional to 852,512 and 1,251,120 is: 1,836,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,512 : 1,251,120 = 1,251,120 : x
  2. Step 2: Convert to fraction form
    852,512/1,251,120 = 1,251,120/x
  3. Step 3: Cross multiply
    852,512x = 1,251,120 × 1,251,120
  4. Step 4: Simplify right side
    852,512x = 1,565,301,254,400
  5. Step 5: Solve for x
    x = 1,565,301,254,400/852,512
  6. Step 6: Final answer
    x = 1,836,104.66

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.