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Finding the Third Proportional to 607,685 and 1,324,713

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Solution

The third proportional to 607,685 and 1,324,713 is: 2,887,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,685 : 1,324,713 = 1,324,713 : x
  2. Step 2: Convert to fraction form
    607,685/1,324,713 = 1,324,713/x
  3. Step 3: Cross multiply
    607,685x = 1,324,713 × 1,324,713
  4. Step 4: Simplify right side
    607,685x = 1,754,864,532,369
  5. Step 5: Solve for x
    x = 1,754,864,532,369/607,685
  6. Step 6: Final answer
    x = 2,887,786.49

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.