Home / 3,422,902.92-4,723,597.80-1,972,585.68

Finding the Fourth Proportional to 3,422,902.92, 4,723,597.80 and 1,972,585.68

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Solution

The fourth proportional to 3,422,902.92, 4,723,597.80 and 1,972,585.68 is: 2,722,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,902.92 : 4,723,597.80 = 1,972,585.68 : x
  2. Step 2: Convert to fraction form
    3,422,902.92/4,723,597.80 = 1,972,585.68/x
  3. Step 3: Cross multiply
    3,422,902.92x = 4,723,597.80 × 1,972,585.68
  4. Step 4: Simplify right side
    3,422,902.92x = 9,317,701,378,359.50
  5. Step 5: Solve for x
    x = 9,317,701,378,359.50/3,422,902.92
  6. Step 6: Final answer
    x = 2,722,163.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.