Home / 2,313,316.26-3,192,476.22-1,280,824.05

Finding the Fourth Proportional to 2,313,316.26, 3,192,476.22 and 1,280,824.05

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Solution

The fourth proportional to 2,313,316.26, 3,192,476.22 and 1,280,824.05 is: 1,767,592.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313,316.26 : 3,192,476.22 = 1,280,824.05 : x
  2. Step 2: Convert to fraction form
    2,313,316.26/3,192,476.22 = 1,280,824.05/x
  3. Step 3: Cross multiply
    2,313,316.26x = 3,192,476.22 × 1,280,824.05
  4. Step 4: Simplify right side
    2,313,316.26x = 4,089,000,321,629.09
  5. Step 5: Solve for x
    x = 4,089,000,321,629.09/2,313,316.26
  6. Step 6: Final answer
    x = 1,767,592.44

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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.