Home / 2,104,211.39-3,156,784.85-981,668.03

Finding the Fourth Proportional to 2,104,211.39, 3,156,784.85 and 981,668.03

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Solution

The fourth proportional to 2,104,211.39, 3,156,784.85 and 981,668.03 is: 1,472,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,211.39 : 3,156,784.85 = 981,668.03 : x
  2. Step 2: Convert to fraction form
    2,104,211.39/3,156,784.85 = 981,668.03/x
  3. Step 3: Cross multiply
    2,104,211.39x = 3,156,784.85 × 981,668.03
  4. Step 4: Simplify right side
    2,104,211.39x = 3,098,914,764,833.35
  5. Step 5: Solve for x
    x = 3,098,914,764,833.35/2,104,211.39
  6. Step 6: Final answer
    x = 1,472,720.27

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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.