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Finding the Third Proportional to 848,392 and 1,818,207

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Solution

The third proportional to 848,392 and 1,818,207 is: 3,896,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,392 : 1,818,207 = 1,818,207 : x
  2. Step 2: Convert to fraction form
    848,392/1,818,207 = 1,818,207/x
  3. Step 3: Cross multiply
    848,392x = 1,818,207 × 1,818,207
  4. Step 4: Simplify right side
    848,392x = 3,305,876,694,849
  5. Step 5: Solve for x
    x = 3,305,876,694,849/848,392
  6. Step 6: Final answer
    x = 3,896,638.22

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.