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Finding the Third Proportional to 713,209 and 1,566,383

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Solution

The third proportional to 713,209 and 1,566,383 is: 3,440,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,209 : 1,566,383 = 1,566,383 : x
  2. Step 2: Convert to fraction form
    713,209/1,566,383 = 1,566,383/x
  3. Step 3: Cross multiply
    713,209x = 1,566,383 × 1,566,383
  4. Step 4: Simplify right side
    713,209x = 2,453,555,702,689
  5. Step 5: Solve for x
    x = 2,453,555,702,689/713,209
  6. Step 6: Final answer
    x = 3,440,163.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.