Home / 3,179,558.44-4,386,496.26-1,802,611.72

Finding the Fourth Proportional to 3,179,558.44, 4,386,496.26 and 1,802,611.72

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Solution

The fourth proportional to 3,179,558.44, 4,386,496.26 and 1,802,611.72 is: 2,486,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,558.44 : 4,386,496.26 = 1,802,611.72 : x
  2. Step 2: Convert to fraction form
    3,179,558.44/4,386,496.26 = 1,802,611.72/x
  3. Step 3: Cross multiply
    3,179,558.44x = 4,386,496.26 × 1,802,611.72
  4. Step 4: Simplify right side
    3,179,558.44x = 7,907,149,568,012.17
  5. Step 5: Solve for x
    x = 7,907,149,568,012.17/3,179,558.44
  6. Step 6: Final answer
    x = 2,486,870.34

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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.