Home / 3,147,035.61-4,342,902.73-1,770,380.31

Finding the Fourth Proportional to 3,147,035.61, 4,342,902.73 and 1,770,380.31

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Solution

The fourth proportional to 3,147,035.61, 4,342,902.73 and 1,770,380.31 is: 2,443,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,035.61 : 4,342,902.73 = 1,770,380.31 : x
  2. Step 2: Convert to fraction form
    3,147,035.61/4,342,902.73 = 1,770,380.31/x
  3. Step 3: Cross multiply
    3,147,035.61x = 4,342,902.73 × 1,770,380.31
  4. Step 4: Simplify right side
    3,147,035.61x = 7,688,589,503,255.57
  5. Step 5: Solve for x
    x = 7,688,589,503,255.57/3,147,035.61
  6. Step 6: Final answer
    x = 2,443,121.23

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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.