Home / 2,529,936.04-3,491,339.30-1,383,991.78

Finding the Fourth Proportional to 2,529,936.04, 3,491,339.30 and 1,383,991.78

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Solution

The fourth proportional to 2,529,936.04, 3,491,339.30 and 1,383,991.78 is: 1,909,923.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,936.04 : 3,491,339.30 = 1,383,991.78 : x
  2. Step 2: Convert to fraction form
    2,529,936.04/3,491,339.30 = 1,383,991.78/x
  3. Step 3: Cross multiply
    2,529,936.04x = 3,491,339.30 × 1,383,991.78
  4. Step 4: Simplify right side
    2,529,936.04x = 4,831,984,892,390.95
  5. Step 5: Solve for x
    x = 4,831,984,892,390.95/2,529,936.04
  6. Step 6: Final answer
    x = 1,909,923.74

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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.