Home / 2,919,055-4,379,000.37-897,468.65

Finding the Fourth Proportional to 2,919,055, 4,379,000.37 and 897,468.65

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Solution

The fourth proportional to 2,919,055, 4,379,000.37 and 897,468.65 is: 1,346,331.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,055 : 4,379,000.37 = 897,468.65 : x
  2. Step 2: Convert to fraction form
    2,919,055/4,379,000.37 = 897,468.65/x
  3. Step 3: Cross multiply
    2,919,055x = 4,379,000.37 × 897,468.65
  4. Step 4: Simplify right side
    2,919,055x = 3,930,015,550,413.40
  5. Step 5: Solve for x
    x = 3,930,015,550,413.40/2,919,055
  6. Step 6: Final answer
    x = 1,346,331.45

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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.