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Finding the Third Proportional to 2,275,413.75 and 4,888,505.25

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Solution

The third proportional to 2,275,413.75 and 4,888,505.25 is: 10,502,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,413.75 : 4,888,505.25 = 4,888,505.25 : x
  2. Step 2: Convert to fraction form
    2,275,413.75/4,888,505.25 = 4,888,505.25/x
  3. Step 3: Cross multiply
    2,275,413.75x = 4,888,505.25 × 4,888,505.25
  4. Step 4: Simplify right side
    2,275,413.75x = 23,897,483,579,277.56
  5. Step 5: Solve for x
    x = 23,897,483,579,277.56/2,275,413.75
  6. Step 6: Final answer
    x = 10,502,478.32

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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.