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Finding the Third Proportional to 2,781,100 and 4,299,330

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Solution

The third proportional to 2,781,100 and 4,299,330 is: 6,646,376.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,100 : 4,299,330 = 4,299,330 : x
  2. Step 2: Convert to fraction form
    2,781,100/4,299,330 = 4,299,330/x
  3. Step 3: Cross multiply
    2,781,100x = 4,299,330 × 4,299,330
  4. Step 4: Simplify right side
    2,781,100x = 18,484,238,448,900
  5. Step 5: Solve for x
    x = 18,484,238,448,900/2,781,100
  6. Step 6: Final answer
    x = 6,646,376.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.