Home / 1,661,153.56-2,292,413.34-982,084.12

Finding the Fourth Proportional to 1,661,153.56, 2,292,413.34 and 982,084.12

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Solution

The fourth proportional to 1,661,153.56, 2,292,413.34 and 982,084.12 is: 1,355,288.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,153.56 : 2,292,413.34 = 982,084.12 : x
  2. Step 2: Convert to fraction form
    1,661,153.56/2,292,413.34 = 982,084.12/x
  3. Step 3: Cross multiply
    1,661,153.56x = 2,292,413.34 × 982,084.12
  4. Step 4: Simplify right side
    1,661,153.56x = 2,251,342,737,690.16
  5. Step 5: Solve for x
    x = 2,251,342,737,690.16/1,661,153.56
  6. Step 6: Final answer
    x = 1,355,288.75

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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.