Home / 3,595,495.31-5,393,059.49-1,320,845.21

Finding the Fourth Proportional to 3,595,495.31, 5,393,059.49 and 1,320,845.21

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Solution

The fourth proportional to 3,595,495.31, 5,393,059.49 and 1,320,845.21 is: 1,981,200.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595,495.31 : 5,393,059.49 = 1,320,845.21 : x
  2. Step 2: Convert to fraction form
    3,595,495.31/5,393,059.49 = 1,320,845.21/x
  3. Step 3: Cross multiply
    3,595,495.31x = 5,393,059.49 × 1,320,845.21
  4. Step 4: Simplify right side
    3,595,495.31x = 7,123,396,761,042.02
  5. Step 5: Solve for x
    x = 7,123,396,761,042.02/3,595,495.31
  6. Step 6: Final answer
    x = 1,981,200.41

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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.