Home / 4,219,221.18-5,822,553.19-2,285,481.76

Finding the Fourth Proportional to 4,219,221.18, 5,822,553.19 and 2,285,481.76

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Solution

The fourth proportional to 4,219,221.18, 5,822,553.19 and 2,285,481.76 is: 3,153,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219,221.18 : 5,822,553.19 = 2,285,481.76 : x
  2. Step 2: Convert to fraction form
    4,219,221.18/5,822,553.19 = 2,285,481.76/x
  3. Step 3: Cross multiply
    4,219,221.18x = 5,822,553.19 × 2,285,481.76
  4. Step 4: Simplify right side
    4,219,221.18x = 13,307,339,100,947.40
  5. Step 5: Solve for x
    x = 13,307,339,100,947.40/4,219,221.18
  6. Step 6: Final answer
    x = 3,153,979.97

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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.