Home / 1,478,181.38-3,187,091.25

Finding the Third Proportional to 1,478,181.38 and 3,187,091.25

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Solution

The third proportional to 1,478,181.38 and 3,187,091.25 is: 6,871,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,181.38 : 3,187,091.25 = 3,187,091.25 : x
  2. Step 2: Convert to fraction form
    1,478,181.38/3,187,091.25 = 3,187,091.25/x
  3. Step 3: Cross multiply
    1,478,181.38x = 3,187,091.25 × 3,187,091.25
  4. Step 4: Simplify right side
    1,478,181.38x = 10,157,550,635,826.56
  5. Step 5: Solve for x
    x = 10,157,550,635,826.56/1,478,181.38
  6. Step 6: Final answer
    x = 6,871,653.78

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.