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Finding the Third Proportional to 606,812 and 1,330,261

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Solution

The third proportional to 606,812 and 1,330,261 is: 2,916,215.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,812 : 1,330,261 = 1,330,261 : x
  2. Step 2: Convert to fraction form
    606,812/1,330,261 = 1,330,261/x
  3. Step 3: Cross multiply
    606,812x = 1,330,261 × 1,330,261
  4. Step 4: Simplify right side
    606,812x = 1,769,594,328,121
  5. Step 5: Solve for x
    x = 1,769,594,328,121/606,812
  6. Step 6: Final answer
    x = 2,916,215.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.