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Finding the Third Proportional to 1,700,687 and 2,578,025

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Solution

The third proportional to 1,700,687 and 2,578,025 is: 3,907,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,687 : 2,578,025 = 2,578,025 : x
  2. Step 2: Convert to fraction form
    1,700,687/2,578,025 = 2,578,025/x
  3. Step 3: Cross multiply
    1,700,687x = 2,578,025 × 2,578,025
  4. Step 4: Simplify right side
    1,700,687x = 6,646,212,900,625
  5. Step 5: Solve for x
    x = 6,646,212,900,625/1,700,687
  6. Step 6: Final answer
    x = 3,907,957.73

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.