Home / 3,515,591.44-4,851,383.64-1,987,731.36

Finding the Fourth Proportional to 3,515,591.44, 4,851,383.64 and 1,987,731.36

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Solution

The fourth proportional to 3,515,591.44, 4,851,383.64 and 1,987,731.36 is: 2,742,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515,591.44 : 4,851,383.64 = 1,987,731.36 : x
  2. Step 2: Convert to fraction form
    3,515,591.44/4,851,383.64 = 1,987,731.36/x
  3. Step 3: Cross multiply
    3,515,591.44x = 4,851,383.64 × 1,987,731.36
  4. Step 4: Simplify right side
    3,515,591.44x = 9,643,247,400,618.95
  5. Step 5: Solve for x
    x = 9,643,247,400,618.95/3,515,591.44
  6. Step 6: Final answer
    x = 2,742,994.33

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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.