Home / 2,663,998.88-3,994,144.56-1,147,226.96

Finding the Fourth Proportional to 2,663,998.88, 3,994,144.56 and 1,147,226.96

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Solution

The fourth proportional to 2,663,998.88, 3,994,144.56 and 1,147,226.96 is: 1,720,042.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,998.88 : 3,994,144.56 = 1,147,226.96 : x
  2. Step 2: Convert to fraction form
    2,663,998.88/3,994,144.56 = 1,147,226.96/x
  3. Step 3: Cross multiply
    2,663,998.88x = 3,994,144.56 × 1,147,226.96
  4. Step 4: Simplify right side
    2,663,998.88x = 4,582,190,321,369.34
  5. Step 5: Solve for x
    x = 4,582,190,321,369.34/2,663,998.88
  6. Step 6: Final answer
    x = 1,720,042.14

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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.