Home / 3,553,879.50-4,904,353.71-1,922,286.78

Finding the Fourth Proportional to 3,553,879.50, 4,904,353.71 and 1,922,286.78

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Solution

The fourth proportional to 3,553,879.50, 4,904,353.71 and 1,922,286.78 is: 2,652,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,879.50 : 4,904,353.71 = 1,922,286.78 : x
  2. Step 2: Convert to fraction form
    3,553,879.50/4,904,353.71 = 1,922,286.78/x
  3. Step 3: Cross multiply
    3,553,879.50x = 4,904,353.71 × 1,922,286.78
  4. Step 4: Simplify right side
    3,553,879.50x = 9,427,574,301,176.95
  5. Step 5: Solve for x
    x = 9,427,574,301,176.95/3,553,879.50
  6. Step 6: Final answer
    x = 2,652,755.76

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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.