Home / 3,958,043.56-5,940,904.52-1,910,145.32

Finding the Fourth Proportional to 3,958,043.56, 5,940,904.52 and 1,910,145.32

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Solution

The fourth proportional to 3,958,043.56, 5,940,904.52 and 1,910,145.32 is: 2,867,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,043.56 : 5,940,904.52 = 1,910,145.32 : x
  2. Step 2: Convert to fraction form
    3,958,043.56/5,940,904.52 = 1,910,145.32/x
  3. Step 3: Cross multiply
    3,958,043.56x = 5,940,904.52 × 1,910,145.32
  4. Step 4: Simplify right side
    3,958,043.56x = 11,347,990,965,444.85
  5. Step 5: Solve for x
    x = 11,347,990,965,444.85/3,958,043.56
  6. Step 6: Final answer
    x = 2,867,070.76

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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.