Home / 2,796,761.73-4,195,773.78-851,664.32

Finding the Fourth Proportional to 2,796,761.73, 4,195,773.78 and 851,664.32

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Solution

The fourth proportional to 2,796,761.73, 4,195,773.78 and 851,664.32 is: 1,277,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,761.73 : 4,195,773.78 = 851,664.32 : x
  2. Step 2: Convert to fraction form
    2,796,761.73/4,195,773.78 = 851,664.32/x
  3. Step 3: Cross multiply
    2,796,761.73x = 4,195,773.78 × 851,664.32
  4. Step 4: Simplify right side
    2,796,761.73x = 3,573,390,802,238.66
  5. Step 5: Solve for x
    x = 3,573,390,802,238.66/2,796,761.73
  6. Step 6: Final answer
    x = 1,277,688.68

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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.