Home / 1,380,999.38-3,012,911.44

Finding the Third Proportional to 1,380,999.38 and 3,012,911.44

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Solution

The third proportional to 1,380,999.38 and 3,012,911.44 is: 6,573,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,999.38 : 3,012,911.44 = 3,012,911.44 : x
  2. Step 2: Convert to fraction form
    1,380,999.38/3,012,911.44 = 3,012,911.44/x
  3. Step 3: Cross multiply
    1,380,999.38x = 3,012,911.44 × 3,012,911.44
  4. Step 4: Simplify right side
    1,380,999.38x = 9,077,635,330,218.32
  5. Step 5: Solve for x
    x = 9,077,635,330,218.32/1,380,999.38
  6. Step 6: Final answer
    x = 6,573,236.38

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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.