Home / 3,738,428.70-5,159,137.86-2,084,613.90

Finding the Fourth Proportional to 3,738,428.70, 5,159,137.86 and 2,084,613.90

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Solution

The fourth proportional to 3,738,428.70, 5,159,137.86 and 2,084,613.90 is: 2,876,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,428.70 : 5,159,137.86 = 2,084,613.90 : x
  2. Step 2: Convert to fraction form
    3,738,428.70/5,159,137.86 = 2,084,613.90/x
  3. Step 3: Cross multiply
    3,738,428.70x = 5,159,137.86 × 2,084,613.90
  4. Step 4: Simplify right side
    3,738,428.70x = 10,754,810,494,972.25
  5. Step 5: Solve for x
    x = 10,754,810,494,972.25/3,738,428.70
  6. Step 6: Final answer
    x = 2,876,826.43

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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.