Home / 1,018,138.50-2,010,579.75

Finding the Third Proportional to 1,018,138.50 and 2,010,579.75

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Solution

The third proportional to 1,018,138.50 and 2,010,579.75 is: 3,970,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,138.50 : 2,010,579.75 = 2,010,579.75 : x
  2. Step 2: Convert to fraction form
    1,018,138.50/2,010,579.75 = 2,010,579.75/x
  3. Step 3: Cross multiply
    1,018,138.50x = 2,010,579.75 × 2,010,579.75
  4. Step 4: Simplify right side
    1,018,138.50x = 4,042,430,931,110.06
  5. Step 5: Solve for x
    x = 4,042,430,931,110.06/1,018,138.50
  6. Step 6: Final answer
    x = 3,970,413.58

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.