Home / 3,973,138.60-5,959,707.90-981,322.60

Finding the Fourth Proportional to 3,973,138.60, 5,959,707.90 and 981,322.60

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Solution

The fourth proportional to 3,973,138.60, 5,959,707.90 and 981,322.60 is: 1,471,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,138.60 : 5,959,707.90 = 981,322.60 : x
  2. Step 2: Convert to fraction form
    3,973,138.60/5,959,707.90 = 981,322.60/x
  3. Step 3: Cross multiply
    3,973,138.60x = 5,959,707.90 × 981,322.60
  4. Step 4: Simplify right side
    3,973,138.60x = 5,848,396,051,668.54
  5. Step 5: Solve for x
    x = 5,848,396,051,668.54/3,973,138.60
  6. Step 6: Final answer
    x = 1,471,983.90

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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.