Home / 2,000,311.20-3,000,855.60-580,413.60

Finding the Fourth Proportional to 2,000,311.20, 3,000,855.60 and 580,413.60

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Solution

The fourth proportional to 2,000,311.20, 3,000,855.60 and 580,413.60 is: 870,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,311.20 : 3,000,855.60 = 580,413.60 : x
  2. Step 2: Convert to fraction form
    2,000,311.20/3,000,855.60 = 580,413.60/x
  3. Step 3: Cross multiply
    2,000,311.20x = 3,000,855.60 × 580,413.60
  4. Step 4: Simplify right side
    2,000,311.20x = 1,741,737,401,876.16
  5. Step 5: Solve for x
    x = 1,741,737,401,876.16/2,000,311.20
  6. Step 6: Final answer
    x = 870,733.21

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1.5x scale

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.