Home / 1,647,115.67-2,471,099.45-964,578.95

Finding the Fourth Proportional to 1,647,115.67, 2,471,099.45 and 964,578.95

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Solution

The fourth proportional to 1,647,115.67, 2,471,099.45 and 964,578.95 is: 1,447,117.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,115.67 : 2,471,099.45 = 964,578.95 : x
  2. Step 2: Convert to fraction form
    1,647,115.67/2,471,099.45 = 964,578.95/x
  3. Step 3: Cross multiply
    1,647,115.67x = 2,471,099.45 × 964,578.95
  4. Step 4: Simplify right side
    1,647,115.67x = 2,383,570,495,648.19
  5. Step 5: Solve for x
    x = 2,383,570,495,648.19/1,647,115.67
  6. Step 6: Final answer
    x = 1,447,117.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.