Home / 3,992,676.32-5,992,120.17-2,786,764.52

Finding the Fourth Proportional to 3,992,676.32, 5,992,120.17 and 2,786,764.52

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Solution

The fourth proportional to 3,992,676.32, 5,992,120.17 and 2,786,764.52 is: 4,182,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,676.32 : 5,992,120.17 = 2,786,764.52 : x
  2. Step 2: Convert to fraction form
    3,992,676.32/5,992,120.17 = 2,786,764.52/x
  3. Step 3: Cross multiply
    3,992,676.32x = 5,992,120.17 × 2,786,764.52
  4. Step 4: Simplify right side
    3,992,676.32x = 16,698,627,889,332.37
  5. Step 5: Solve for x
    x = 16,698,627,889,332.37/3,992,676.32
  6. Step 6: Final answer
    x = 4,182,314.46

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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.