Home / 2,663,986.88-3,994,126.56-1,147,214.96

Finding the Fourth Proportional to 2,663,986.88, 3,994,126.56 and 1,147,214.96

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Solution

The fourth proportional to 2,663,986.88, 3,994,126.56 and 1,147,214.96 is: 1,720,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,986.88 : 3,994,126.56 = 1,147,214.96 : x
  2. Step 2: Convert to fraction form
    2,663,986.88/3,994,126.56 = 1,147,214.96/x
  3. Step 3: Cross multiply
    2,663,986.88x = 3,994,126.56 × 1,147,214.96
  4. Step 4: Simplify right side
    2,663,986.88x = 4,582,121,741,765.34
  5. Step 5: Solve for x
    x = 4,582,121,741,765.34/2,663,986.88
  6. Step 6: Final answer
    x = 1,720,024.14

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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.