Home / 4,620,375.72-6,373,558.78-2,686,422.56

Finding the Fourth Proportional to 4,620,375.72, 6,373,558.78 and 2,686,422.56

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Solution

The fourth proportional to 4,620,375.72, 6,373,558.78 and 2,686,422.56 is: 3,705,774.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,375.72 : 6,373,558.78 = 2,686,422.56 : x
  2. Step 2: Convert to fraction form
    4,620,375.72/6,373,558.78 = 2,686,422.56/x
  3. Step 3: Cross multiply
    4,620,375.72x = 6,373,558.78 × 2,686,422.56
  4. Step 4: Simplify right side
    4,620,375.72x = 17,122,072,055,494.23
  5. Step 5: Solve for x
    x = 17,122,072,055,494.23/4,620,375.72
  6. Step 6: Final answer
    x = 3,705,774.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.