Home / 3,415,097.78-5,121,187.61-1,976,773.96

Finding the Fourth Proportional to 3,415,097.78, 5,121,187.61 and 1,976,773.96

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Solution

The fourth proportional to 3,415,097.78, 5,121,187.61 and 1,976,773.96 is: 2,964,316.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,097.78 : 5,121,187.61 = 1,976,773.96 : x
  2. Step 2: Convert to fraction form
    3,415,097.78/5,121,187.61 = 1,976,773.96/x
  3. Step 3: Cross multiply
    3,415,097.78x = 5,121,187.61 × 1,976,773.96
  4. Step 4: Simplify right side
    3,415,097.78x = 10,123,430,311,722.64
  5. Step 5: Solve for x
    x = 10,123,430,311,722.64/3,415,097.78
  6. Step 6: Final answer
    x = 2,964,316.39

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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.