Home / 3,491,454.70-4,817,485.38-2,040,869.54

Finding the Fourth Proportional to 3,491,454.70, 4,817,485.38 and 2,040,869.54

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Solution

The fourth proportional to 3,491,454.70, 4,817,485.38 and 2,040,869.54 is: 2,815,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,454.70 : 4,817,485.38 = 2,040,869.54 : x
  2. Step 2: Convert to fraction form
    3,491,454.70/4,817,485.38 = 2,040,869.54/x
  3. Step 3: Cross multiply
    3,491,454.70x = 4,817,485.38 × 2,040,869.54
  4. Step 4: Simplify right side
    3,491,454.70x = 9,831,859,157,762.21
  5. Step 5: Solve for x
    x = 9,831,859,157,762.21/3,491,454.70
  6. Step 6: Final answer
    x = 2,815,977.87

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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.