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Finding the Third Proportional to 666,504 and 1,431,504

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Solution

The third proportional to 666,504 and 1,431,504 is: 3,074,555.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,504 : 1,431,504 = 1,431,504 : x
  2. Step 2: Convert to fraction form
    666,504/1,431,504 = 1,431,504/x
  3. Step 3: Cross multiply
    666,504x = 1,431,504 × 1,431,504
  4. Step 4: Simplify right side
    666,504x = 2,049,203,702,016
  5. Step 5: Solve for x
    x = 2,049,203,702,016/666,504
  6. Step 6: Final answer
    x = 3,074,555.74

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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.