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Finding the Third Proportional to 776,736 and 1,667,232

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Solution

The third proportional to 776,736 and 1,667,232 is: 3,578,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,736 : 1,667,232 = 1,667,232 : x
  2. Step 2: Convert to fraction form
    776,736/1,667,232 = 1,667,232/x
  3. Step 3: Cross multiply
    776,736x = 1,667,232 × 1,667,232
  4. Step 4: Simplify right side
    776,736x = 2,779,662,541,824
  5. Step 5: Solve for x
    x = 2,779,662,541,824/776,736
  6. Step 6: Final answer
    x = 3,578,645.18

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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.