Home / 5,509,458.86-8,259,455.22-1,914,758.78

Finding the Fourth Proportional to 5,509,458.86, 8,259,455.22 and 1,914,758.78

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Solution

The fourth proportional to 5,509,458.86, 8,259,455.22 and 1,914,758.78 is: 2,870,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,458.86 : 8,259,455.22 = 1,914,758.78 : x
  2. Step 2: Convert to fraction form
    5,509,458.86/8,259,455.22 = 1,914,758.78/x
  3. Step 3: Cross multiply
    5,509,458.86x = 8,259,455.22 × 1,914,758.78
  4. Step 4: Simplify right side
    5,509,458.86x = 15,814,864,400,511.83
  5. Step 5: Solve for x
    x = 15,814,864,400,511.83/5,509,458.86
  6. Step 6: Final answer
    x = 2,870,493.24

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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.