Home / 7,968,051-11,952,120.24-1,984,419

Finding the Fourth Proportional to 7,968,051, 11,952,120.24 and 1,984,419

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Solution

The fourth proportional to 7,968,051, 11,952,120.24 and 1,984,419 is: 2,976,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,051 : 11,952,120.24 = 1,984,419 : x
  2. Step 2: Convert to fraction form
    7,968,051/11,952,120.24 = 1,984,419/x
  3. Step 3: Cross multiply
    7,968,051x = 11,952,120.24 × 1,984,419
  4. Step 4: Simplify right side
    7,968,051x = 23,718,014,494,540.56
  5. Step 5: Solve for x
    x = 23,718,014,494,540.56/7,968,051
  6. Step 6: Final answer
    x = 2,976,639.39

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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.