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Finding the Third Proportional to 801,312 and 1,247,904

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Solution

The third proportional to 801,312 and 1,247,904 is: 1,943,393.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,312 : 1,247,904 = 1,247,904 : x
  2. Step 2: Convert to fraction form
    801,312/1,247,904 = 1,247,904/x
  3. Step 3: Cross multiply
    801,312x = 1,247,904 × 1,247,904
  4. Step 4: Simplify right side
    801,312x = 1,557,264,393,216
  5. Step 5: Solve for x
    x = 1,557,264,393,216/801,312
  6. Step 6: Final answer
    x = 1,943,393.33

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.