Home / 2,769,338.67-4,155,863.54-972,227.46

Finding the Fourth Proportional to 2,769,338.67, 4,155,863.54 and 972,227.46

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Solution

The fourth proportional to 2,769,338.67, 4,155,863.54 and 972,227.46 is: 1,458,992.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,338.67 : 4,155,863.54 = 972,227.46 : x
  2. Step 2: Convert to fraction form
    2,769,338.67/4,155,863.54 = 972,227.46/x
  3. Step 3: Cross multiply
    2,769,338.67x = 4,155,863.54 × 972,227.46
  4. Step 4: Simplify right side
    2,769,338.67x = 4,040,444,648,739.67
  5. Step 5: Solve for x
    x = 4,040,444,648,739.67/2,769,338.67
  6. Step 6: Final answer
    x = 1,458,992.61

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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.