Home / 3,978,538.19-5,955,911.94-2,436,678.47

Finding the Fourth Proportional to 3,978,538.19, 5,955,911.94 and 2,436,678.47

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Solution

The fourth proportional to 3,978,538.19, 5,955,911.94 and 2,436,678.47 is: 3,647,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,978,538.19 : 5,955,911.94 = 2,436,678.47 : x
  2. Step 2: Convert to fraction form
    3,978,538.19/5,955,911.94 = 2,436,678.47/x
  3. Step 3: Cross multiply
    3,978,538.19x = 5,955,911.94 × 2,436,678.47
  4. Step 4: Simplify right side
    3,978,538.19x = 14,512,642,363,634.37
  5. Step 5: Solve for x
    x = 14,512,642,363,634.37/3,978,538.19
  6. Step 6: Final answer
    x = 3,647,732.33

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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.