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Finding the Fourth Proportional to 3,441,662.03, 4,749,608.67 and 1,892,989.01

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Solution

The fourth proportional to 3,441,662.03, 4,749,608.67 and 1,892,989.01 is: 2,612,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441,662.03 : 4,749,608.67 = 1,892,989.01 : x
  2. Step 2: Convert to fraction form
    3,441,662.03/4,749,608.67 = 1,892,989.01/x
  3. Step 3: Cross multiply
    3,441,662.03x = 4,749,608.67 × 1,892,989.01
  4. Step 4: Simplify right side
    3,441,662.03x = 8,990,957,014,110.72
  5. Step 5: Solve for x
    x = 8,990,957,014,110.72/3,441,662.03
  6. Step 6: Final answer
    x = 2,612,388.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.