Home / 5,629,234.80-8,446,243.32-2,789,400.72

Finding the Fourth Proportional to 5,629,234.80, 8,446,243.32 and 2,789,400.72

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Solution

The fourth proportional to 5,629,234.80, 8,446,243.32 and 2,789,400.72 is: 4,185,285.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629,234.80 : 8,446,243.32 = 2,789,400.72 : x
  2. Step 2: Convert to fraction form
    5,629,234.80/8,446,243.32 = 2,789,400.72/x
  3. Step 3: Cross multiply
    5,629,234.80x = 8,446,243.32 × 2,789,400.72
  4. Step 4: Simplify right side
    5,629,234.80x = 23,559,957,198,103.19
  5. Step 5: Solve for x
    x = 23,559,957,198,103.19/5,629,234.80
  6. Step 6: Final answer
    x = 4,185,285.93

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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.