Home / 2,987,735.71-4,479,172.38-937,342.22

Finding the Fourth Proportional to 2,987,735.71, 4,479,172.38 and 937,342.22

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Solution

The fourth proportional to 2,987,735.71, 4,479,172.38 and 937,342.22 is: 1,405,250.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,735.71 : 4,479,172.38 = 937,342.22 : x
  2. Step 2: Convert to fraction form
    2,987,735.71/4,479,172.38 = 937,342.22/x
  3. Step 3: Cross multiply
    2,987,735.71x = 4,479,172.38 × 937,342.22
  4. Step 4: Simplify right side
    2,987,735.71x = 4,198,517,382,431.88
  5. Step 5: Solve for x
    x = 4,198,517,382,431.88/2,987,735.71
  6. Step 6: Final answer
    x = 1,405,250.59

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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.