Home / 1,818,175.25-2,509,119.82-1,002,413.32

Finding the Fourth Proportional to 1,818,175.25, 2,509,119.82 and 1,002,413.32

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Solution

The fourth proportional to 1,818,175.25, 2,509,119.82 and 1,002,413.32 is: 1,383,351.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,175.25 : 2,509,119.82 = 1,002,413.32 : x
  2. Step 2: Convert to fraction form
    1,818,175.25/2,509,119.82 = 1,002,413.32/x
  3. Step 3: Cross multiply
    1,818,175.25x = 2,509,119.82 × 1,002,413.32
  4. Step 4: Simplify right side
    1,818,175.25x = 2,515,175,122,771.20
  5. Step 5: Solve for x
    x = 2,515,175,122,771.20/1,818,175.25
  6. Step 6: Final answer
    x = 1,383,351.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.