Home / 4,192,402.12-6,288,604.70-1,313,992.33

Finding the Fourth Proportional to 4,192,402.12, 6,288,604.70 and 1,313,992.33

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Solution

The fourth proportional to 4,192,402.12, 6,288,604.70 and 1,313,992.33 is: 1,970,988.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,402.12 : 6,288,604.70 = 1,313,992.33 : x
  2. Step 2: Convert to fraction form
    4,192,402.12/6,288,604.70 = 1,313,992.33/x
  3. Step 3: Cross multiply
    4,192,402.12x = 6,288,604.70 × 1,313,992.33
  4. Step 4: Simplify right side
    4,192,402.12x = 8,263,178,319,910.48
  5. Step 5: Solve for x
    x = 8,263,178,319,910.48/4,192,402.12
  6. Step 6: Final answer
    x = 1,970,988.97

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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.