Home / 4,147,608.80-6,221,413.20-3,439,020.80

Finding the Fourth Proportional to 4,147,608.80, 6,221,413.20 and 3,439,020.80

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Solution

The fourth proportional to 4,147,608.80, 6,221,413.20 and 3,439,020.80 is: 5,158,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,608.80 : 6,221,413.20 = 3,439,020.80 : x
  2. Step 2: Convert to fraction form
    4,147,608.80/6,221,413.20 = 3,439,020.80/x
  3. Step 3: Cross multiply
    4,147,608.80x = 6,221,413.20 × 3,439,020.80
  4. Step 4: Simplify right side
    4,147,608.80x = 21,395,569,400,194.56
  5. Step 5: Solve for x
    x = 21,395,569,400,194.56/4,147,608.80
  6. Step 6: Final answer
    x = 5,158,531.20

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Double scale
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Similar ratio
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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.