Home / 3,178,388.03-4,770,578.21-1,158,584.18

Finding the Fourth Proportional to 3,178,388.03, 4,770,578.21 and 1,158,584.18

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Solution

The fourth proportional to 3,178,388.03, 4,770,578.21 and 1,158,584.18 is: 1,738,968.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,388.03 : 4,770,578.21 = 1,158,584.18 : x
  2. Step 2: Convert to fraction form
    3,178,388.03/4,770,578.21 = 1,158,584.18/x
  3. Step 3: Cross multiply
    3,178,388.03x = 4,770,578.21 × 1,158,584.18
  4. Step 4: Simplify right side
    3,178,388.03x = 5,527,116,413,912.91
  5. Step 5: Solve for x
    x = 5,527,116,413,912.91/3,178,388.03
  6. Step 6: Final answer
    x = 1,738,968.42

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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.