Home / 5,179,682.54-7,770,830.24-1,721,440.37

Finding the Fourth Proportional to 5,179,682.54, 7,770,830.24 and 1,721,440.37

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Solution

The fourth proportional to 5,179,682.54, 7,770,830.24 and 1,721,440.37 is: 2,582,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,682.54 : 7,770,830.24 = 1,721,440.37 : x
  2. Step 2: Convert to fraction form
    5,179,682.54/7,770,830.24 = 1,721,440.37/x
  3. Step 3: Cross multiply
    5,179,682.54x = 7,770,830.24 × 1,721,440.37
  4. Step 4: Simplify right side
    5,179,682.54x = 13,377,020,836,091.44
  5. Step 5: Solve for x
    x = 13,377,020,836,091.44/5,179,682.54
  6. Step 6: Final answer
    x = 2,582,594.73

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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.