Home / 3,427,211.57-4,729,471.49-1,899,285.89

Finding the Fourth Proportional to 3,427,211.57, 4,729,471.49 and 1,899,285.89

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Solution

The fourth proportional to 3,427,211.57, 4,729,471.49 and 1,899,285.89 is: 2,620,969.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,211.57 : 4,729,471.49 = 1,899,285.89 : x
  2. Step 2: Convert to fraction form
    3,427,211.57/4,729,471.49 = 1,899,285.89/x
  3. Step 3: Cross multiply
    3,427,211.57x = 4,729,471.49 × 1,899,285.89
  4. Step 4: Simplify right side
    3,427,211.57x = 8,982,618,458,617.85
  5. Step 5: Solve for x
    x = 8,982,618,458,617.85/3,427,211.57
  6. Step 6: Final answer
    x = 2,620,969.93

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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.