Home / 3,784,236.60-5,677,910.10-1,389,228.60

Finding the Fourth Proportional to 3,784,236.60, 5,677,910.10 and 1,389,228.60

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Solution

The fourth proportional to 3,784,236.60, 5,677,910.10 and 1,389,228.60 is: 2,084,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,236.60 : 5,677,910.10 = 1,389,228.60 : x
  2. Step 2: Convert to fraction form
    3,784,236.60/5,677,910.10 = 1,389,228.60/x
  3. Step 3: Cross multiply
    3,784,236.60x = 5,677,910.10 × 1,389,228.60
  4. Step 4: Simplify right side
    3,784,236.60x = 7,887,915,099,148.86
  5. Step 5: Solve for x
    x = 7,887,915,099,148.86/3,784,236.60
  6. Step 6: Final answer
    x = 2,084,413.83

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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.