Home / 2,184,825.20-3,277,237.79-688,917.20

Finding the Fourth Proportional to 2,184,825.20, 3,277,237.79 and 688,917.20

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Solution

The fourth proportional to 2,184,825.20, 3,277,237.79 and 688,917.20 is: 1,033,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,825.20 : 3,277,237.79 = 688,917.20 : x
  2. Step 2: Convert to fraction form
    2,184,825.20/3,277,237.79 = 688,917.20/x
  3. Step 3: Cross multiply
    2,184,825.20x = 3,277,237.79 × 688,917.20
  4. Step 4: Simplify right side
    2,184,825.20x = 2,257,745,462,190.21
  5. Step 5: Solve for x
    x = 2,257,745,462,190.21/2,184,825.20
  6. Step 6: Final answer
    x = 1,033,375.79

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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.