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Finding the Fourth Proportional to 5,993,879.40, 8,990,819.10 and 3,476,010.60

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Solution

The fourth proportional to 5,993,879.40, 8,990,819.10 and 3,476,010.60 is: 5,214,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,993,879.40 : 8,990,819.10 = 3,476,010.60 : x
  2. Step 2: Convert to fraction form
    5,993,879.40/8,990,819.10 = 3,476,010.60/x
  3. Step 3: Cross multiply
    5,993,879.40x = 8,990,819.10 × 3,476,010.60
  4. Step 4: Simplify right side
    5,993,879.40x = 31,252,182,494,282.46
  5. Step 5: Solve for x
    x = 31,252,182,494,282.46/5,993,879.40
  6. Step 6: Final answer
    x = 5,214,015.90

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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.