Home / 2,775,390.19-4,163,697.64-1,179,317.59

Finding the Fourth Proportional to 2,775,390.19, 4,163,697.64 and 1,179,317.59

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Solution

The fourth proportional to 2,775,390.19, 4,163,697.64 and 1,179,317.59 is: 1,769,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,390.19 : 4,163,697.64 = 1,179,317.59 : x
  2. Step 2: Convert to fraction form
    2,775,390.19/4,163,697.64 = 1,179,317.59/x
  3. Step 3: Cross multiply
    2,775,390.19x = 4,163,697.64 × 1,179,317.59
  4. Step 4: Simplify right side
    2,775,390.19x = 4,910,321,857,358.39
  5. Step 5: Solve for x
    x = 4,910,321,857,358.39/2,775,390.19
  6. Step 6: Final answer
    x = 1,769,236.58

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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.