Home / 2,968,039.44-4,090,296.60-2,378,669.42

Finding the Fourth Proportional to 2,968,039.44, 4,090,296.60 and 2,378,669.42

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Solution

The fourth proportional to 2,968,039.44, 4,090,296.60 and 2,378,669.42 is: 3,278,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968,039.44 : 4,090,296.60 = 2,378,669.42 : x
  2. Step 2: Convert to fraction form
    2,968,039.44/4,090,296.60 = 2,378,669.42/x
  3. Step 3: Cross multiply
    2,968,039.44x = 4,090,296.60 × 2,378,669.42
  4. Step 4: Simplify right side
    2,968,039.44x = 9,729,463,451,375.71
  5. Step 5: Solve for x
    x = 9,729,463,451,375.71/2,968,039.44
  6. Step 6: Final answer
    x = 3,278,077.55

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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.