Home / 2,770,469.70-4,155,704.55-1,277,477.70

Finding the Fourth Proportional to 2,770,469.70, 4,155,704.55 and 1,277,477.70

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Solution

The fourth proportional to 2,770,469.70, 4,155,704.55 and 1,277,477.70 is: 1,916,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,469.70 : 4,155,704.55 = 1,277,477.70 : x
  2. Step 2: Convert to fraction form
    2,770,469.70/4,155,704.55 = 1,277,477.70/x
  3. Step 3: Cross multiply
    2,770,469.70x = 4,155,704.55 × 1,277,477.70
  4. Step 4: Simplify right side
    2,770,469.70x = 5,308,819,890,413.53
  5. Step 5: Solve for x
    x = 5,308,819,890,413.53/2,770,469.70
  6. Step 6: Final answer
    x = 1,916,216.55

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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.