Home / 2,529,760.46-3,491,097.12-1,383,840.80

Finding the Fourth Proportional to 2,529,760.46, 3,491,097.12 and 1,383,840.80

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Solution

The fourth proportional to 2,529,760.46, 3,491,097.12 and 1,383,840.80 is: 1,909,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,760.46 : 3,491,097.12 = 1,383,840.80 : x
  2. Step 2: Convert to fraction form
    2,529,760.46/3,491,097.12 = 1,383,840.80/x
  3. Step 3: Cross multiply
    2,529,760.46x = 3,491,097.12 × 1,383,840.80
  4. Step 4: Simplify right side
    2,529,760.46x = 4,831,122,631,418.50
  5. Step 5: Solve for x
    x = 4,831,122,631,418.50/2,529,760.46
  6. Step 6: Final answer
    x = 1,909,715.45

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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.