Home / 1,323,961.20-1,983,900.60-985,413.60

Finding the Fourth Proportional to 1,323,961.20, 1,983,900.60 and 985,413.60

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Solution

The fourth proportional to 1,323,961.20, 1,983,900.60 and 985,413.60 is: 1,476,601.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,961.20 : 1,983,900.60 = 985,413.60 : x
  2. Step 2: Convert to fraction form
    1,323,961.20/1,983,900.60 = 985,413.60/x
  3. Step 3: Cross multiply
    1,323,961.20x = 1,983,900.60 × 985,413.60
  4. Step 4: Simplify right side
    1,323,961.20x = 1,954,962,632,288.16
  5. Step 5: Solve for x
    x = 1,954,962,632,288.16/1,323,961.20
  6. Step 6: Final answer
    x = 1,476,601.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.