Home / 3,184,977.51-4,777,436.70-1,291,268.79

Finding the Fourth Proportional to 3,184,977.51, 4,777,436.70 and 1,291,268.79

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Solution

The fourth proportional to 3,184,977.51, 4,777,436.70 and 1,291,268.79 is: 1,936,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,977.51 : 4,777,436.70 = 1,291,268.79 : x
  2. Step 2: Convert to fraction form
    3,184,977.51/4,777,436.70 = 1,291,268.79/x
  3. Step 3: Cross multiply
    3,184,977.51x = 4,777,436.70 × 1,291,268.79
  4. Step 4: Simplify right side
    3,184,977.51x = 6,168,954,906,910.59
  5. Step 5: Solve for x
    x = 6,168,954,906,910.59/3,184,977.51
  6. Step 6: Final answer
    x = 1,936,891.20

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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.