Home / 5,455,975.14-8,183,961.27-1,861,741.80

Finding the Fourth Proportional to 5,455,975.14, 8,183,961.27 and 1,861,741.80

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Solution

The fourth proportional to 5,455,975.14, 8,183,961.27 and 1,861,741.80 is: 2,792,612.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,975.14 : 8,183,961.27 = 1,861,741.80 : x
  2. Step 2: Convert to fraction form
    5,455,975.14/8,183,961.27 = 1,861,741.80/x
  3. Step 3: Cross multiply
    5,455,975.14x = 8,183,961.27 × 1,861,741.80
  4. Step 4: Simplify right side
    5,455,975.14x = 15,236,422,785,940.09
  5. Step 5: Solve for x
    x = 15,236,422,785,940.09/5,455,975.14
  6. Step 6: Final answer
    x = 2,792,612.21

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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.