Home / 3,669,400.60-5,505,413.10-1,540,137.40

Finding the Fourth Proportional to 3,669,400.60, 5,505,413.10 and 1,540,137.40

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Solution

The fourth proportional to 3,669,400.60, 5,505,413.10 and 1,540,137.40 is: 2,310,756.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,400.60 : 5,505,413.10 = 1,540,137.40 : x
  2. Step 2: Convert to fraction form
    3,669,400.60/5,505,413.10 = 1,540,137.40/x
  3. Step 3: Cross multiply
    3,669,400.60x = 5,505,413.10 × 1,540,137.40
  4. Step 4: Simplify right side
    3,669,400.60x = 8,479,092,617,759.94
  5. Step 5: Solve for x
    x = 8,479,092,617,759.94/3,669,400.60
  6. Step 6: Final answer
    x = 2,310,756.86

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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.