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Finding the Fourth Proportional to 5,907,682.89, 8,860,736.87 and 1,647,494.37

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Solution

The fourth proportional to 5,907,682.89, 8,860,736.87 and 1,647,494.37 is: 2,471,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907,682.89 : 8,860,736.87 = 1,647,494.37 : x
  2. Step 2: Convert to fraction form
    5,907,682.89/8,860,736.87 = 1,647,494.37/x
  3. Step 3: Cross multiply
    5,907,682.89x = 8,860,736.87 × 1,647,494.37
  4. Step 4: Simplify right side
    5,907,682.89x = 14,598,014,107,376.42
  5. Step 5: Solve for x
    x = 14,598,014,107,376.42/5,907,682.89
  6. Step 6: Final answer
    x = 2,471,021.95

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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.