Home / 4,193,148.78-6,288,684.35-1,796,721.66

Finding the Fourth Proportional to 4,193,148.78, 6,288,684.35 and 1,796,721.66

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Solution

The fourth proportional to 4,193,148.78, 6,288,684.35 and 1,796,721.66 is: 2,694,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193,148.78 : 6,288,684.35 = 1,796,721.66 : x
  2. Step 2: Convert to fraction form
    4,193,148.78/6,288,684.35 = 1,796,721.66/x
  3. Step 3: Cross multiply
    4,193,148.78x = 6,288,684.35 × 1,796,721.66
  4. Step 4: Simplify right side
    4,193,148.78x = 11,299,015,375,564.41
  5. Step 5: Solve for x
    x = 11,299,015,375,564.41/4,193,148.78
  6. Step 6: Final answer
    x = 2,694,637.36

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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.