Home / 3,212,144.52-4,431,080.22-1,904,635.50

Finding the Fourth Proportional to 3,212,144.52, 4,431,080.22 and 1,904,635.50

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Solution

The fourth proportional to 3,212,144.52, 4,431,080.22 and 1,904,635.50 is: 2,627,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,144.52 : 4,431,080.22 = 1,904,635.50 : x
  2. Step 2: Convert to fraction form
    3,212,144.52/4,431,080.22 = 1,904,635.50/x
  3. Step 3: Cross multiply
    3,212,144.52x = 4,431,080.22 × 1,904,635.50
  4. Step 4: Simplify right side
    3,212,144.52x = 8,439,592,690,359.81
  5. Step 5: Solve for x
    x = 8,439,592,690,359.81/3,212,144.52
  6. Step 6: Final answer
    x = 2,627,401.30

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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.