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Finding the Third Proportional to 1,708,146 and 2,620,107

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Solution

The third proportional to 1,708,146 and 2,620,107 is: 4,018,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,146 : 2,620,107 = 2,620,107 : x
  2. Step 2: Convert to fraction form
    1,708,146/2,620,107 = 2,620,107/x
  3. Step 3: Cross multiply
    1,708,146x = 2,620,107 × 2,620,107
  4. Step 4: Simplify right side
    1,708,146x = 6,864,960,691,449
  5. Step 5: Solve for x
    x = 6,864,960,691,449/1,708,146
  6. Step 6: Final answer
    x = 4,018,954.29

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.