Home / 1,818,175.50-2,509,120.16-1,002,413.57

Finding the Fourth Proportional to 1,818,175.50, 2,509,120.16 and 1,002,413.57

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Solution

The fourth proportional to 1,818,175.50, 2,509,120.16 and 1,002,413.57 is: 1,383,351.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,175.50 : 2,509,120.16 = 1,002,413.57 : x
  2. Step 2: Convert to fraction form
    1,818,175.50/2,509,120.16 = 1,002,413.57/x
  3. Step 3: Cross multiply
    1,818,175.50x = 2,509,120.16 × 1,002,413.57
  4. Step 4: Simplify right side
    1,818,175.50x = 2,515,176,087,105.00
  5. Step 5: Solve for x
    x = 2,515,176,087,105.00/1,818,175.50
  6. Step 6: Final answer
    x = 1,383,351.66

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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.