Home / 3,887,999.70-5,831,999.55-3,651,609.30

Finding the Fourth Proportional to 3,887,999.70, 5,831,999.55 and 3,651,609.30

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Solution

The fourth proportional to 3,887,999.70, 5,831,999.55 and 3,651,609.30 is: 5,477,413.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,999.70 : 5,831,999.55 = 3,651,609.30 : x
  2. Step 2: Convert to fraction form
    3,887,999.70/5,831,999.55 = 3,651,609.30/x
  3. Step 3: Cross multiply
    3,887,999.70x = 5,831,999.55 × 3,651,609.30
  4. Step 4: Simplify right side
    3,887,999.70x = 21,296,183,794,375.81
  5. Step 5: Solve for x
    x = 21,296,183,794,375.81/3,887,999.70
  6. Step 6: Final answer
    x = 5,477,413.95

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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.