Home / 3,228,567.85-4,455,453.77-1,778,268.61

Finding the Fourth Proportional to 3,228,567.85, 4,455,453.77 and 1,778,268.61

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Solution

The fourth proportional to 3,228,567.85, 4,455,453.77 and 1,778,268.61 is: 2,454,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,567.85 : 4,455,453.77 = 1,778,268.61 : x
  2. Step 2: Convert to fraction form
    3,228,567.85/4,455,453.77 = 1,778,268.61/x
  3. Step 3: Cross multiply
    3,228,567.85x = 4,455,453.77 × 1,778,268.61
  4. Step 4: Simplify right side
    3,228,567.85x = 7,922,993,582,497.16
  5. Step 5: Solve for x
    x = 7,922,993,582,497.16/3,228,567.85
  6. Step 6: Final answer
    x = 2,454,027.28

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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.