Home / 1,306,064.25-2,018,118.38

Finding the Third Proportional to 1,306,064.25 and 2,018,118.38

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Solution

The third proportional to 1,306,064.25 and 2,018,118.38 is: 3,118,377.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,064.25 : 2,018,118.38 = 2,018,118.38 : x
  2. Step 2: Convert to fraction form
    1,306,064.25/2,018,118.38 = 2,018,118.38/x
  3. Step 3: Cross multiply
    1,306,064.25x = 2,018,118.38 × 2,018,118.38
  4. Step 4: Simplify right side
    1,306,064.25x = 4,072,801,775,512.64
  5. Step 5: Solve for x
    x = 4,072,801,775,512.64/1,306,064.25
  6. Step 6: Final answer
    x = 3,118,377.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.