Home / 3,608,821.54-4,979,540.76-2,059,375.78

Finding the Fourth Proportional to 3,608,821.54, 4,979,540.76 and 2,059,375.78

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Solution

The fourth proportional to 3,608,821.54, 4,979,540.76 and 2,059,375.78 is: 2,841,577.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,821.54 : 4,979,540.76 = 2,059,375.78 : x
  2. Step 2: Convert to fraction form
    3,608,821.54/4,979,540.76 = 2,059,375.78/x
  3. Step 3: Cross multiply
    3,608,821.54x = 4,979,540.76 × 2,059,375.78
  4. Step 4: Simplify right side
    3,608,821.54x = 10,254,745,636,666.79
  5. Step 5: Solve for x
    x = 10,254,745,636,666.79/3,608,821.54
  6. Step 6: Final answer
    x = 2,841,577.37

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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.