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Finding the Third Proportional to 1,307,145 and 2,814,519

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Solution

The third proportional to 1,307,145 and 2,814,519 is: 6,060,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,145 : 2,814,519 = 2,814,519 : x
  2. Step 2: Convert to fraction form
    1,307,145/2,814,519 = 2,814,519/x
  3. Step 3: Cross multiply
    1,307,145x = 2,814,519 × 2,814,519
  4. Step 4: Simplify right side
    1,307,145x = 7,921,517,201,361
  5. Step 5: Solve for x
    x = 7,921,517,201,361/1,307,145
  6. Step 6: Final answer
    x = 6,060,167.16

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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.