Home / 2,509,993-3,472,910.40-2,188,372.96

Finding the Fourth Proportional to 2,509,993, 3,472,910.40 and 2,188,372.96

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Solution

The fourth proportional to 2,509,993, 3,472,910.40 and 2,188,372.96 is: 3,027,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,993 : 3,472,910.40 = 2,188,372.96 : x
  2. Step 2: Convert to fraction form
    2,509,993/3,472,910.40 = 2,188,372.96/x
  3. Step 3: Cross multiply
    2,509,993x = 3,472,910.40 × 2,188,372.96
  4. Step 4: Simplify right side
    2,509,993x = 7,600,023,211,862.78
  5. Step 5: Solve for x
    x = 7,600,023,211,862.78/2,509,993
  6. Step 6: Final answer
    x = 3,027,906.14

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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.