Home / 3,205,686.78-4,809,055.86-1,522,221.66

Finding the Fourth Proportional to 3,205,686.78, 4,809,055.86 and 1,522,221.66

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Solution

The fourth proportional to 3,205,686.78, 4,809,055.86 and 1,522,221.66 is: 2,283,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,686.78 : 4,809,055.86 = 1,522,221.66 : x
  2. Step 2: Convert to fraction form
    3,205,686.78/4,809,055.86 = 1,522,221.66/x
  3. Step 3: Cross multiply
    3,205,686.78x = 4,809,055.86 × 1,522,221.66
  4. Step 4: Simplify right side
    3,205,686.78x = 7,320,448,994,241.93
  5. Step 5: Solve for x
    x = 7,320,448,994,241.93/3,205,686.78
  6. Step 6: Final answer
    x = 2,283,582.11

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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.