Home / 4,092,787.88-6,138,134.64-1,213,481.44

Finding the Fourth Proportional to 4,092,787.88, 6,138,134.64 and 1,213,481.44

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Solution

The fourth proportional to 4,092,787.88, 6,138,134.64 and 1,213,481.44 is: 1,819,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092,787.88 : 6,138,134.64 = 1,213,481.44 : x
  2. Step 2: Convert to fraction form
    4,092,787.88/6,138,134.64 = 1,213,481.44/x
  3. Step 3: Cross multiply
    4,092,787.88x = 6,138,134.64 × 1,213,481.44
  4. Step 4: Simplify right side
    4,092,787.88x = 7,448,512,461,861.08
  5. Step 5: Solve for x
    x = 7,448,512,461,861.08/4,092,787.88
  6. Step 6: Final answer
    x = 1,819,911.68

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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.