Home / 3,040,867.90-4,196,358.52-1,664,186.91

Finding the Fourth Proportional to 3,040,867.90, 4,196,358.52 and 1,664,186.91

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Solution

The fourth proportional to 3,040,867.90, 4,196,358.52 and 1,664,186.91 is: 2,296,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,867.90 : 4,196,358.52 = 1,664,186.91 : x
  2. Step 2: Convert to fraction form
    3,040,867.90/4,196,358.52 = 1,664,186.91/x
  3. Step 3: Cross multiply
    3,040,867.90x = 4,196,358.52 × 1,664,186.91
  4. Step 4: Simplify right side
    3,040,867.90x = 6,983,524,918,650.97
  5. Step 5: Solve for x
    x = 6,983,524,918,650.97/3,040,867.90
  6. Step 6: Final answer
    x = 2,296,556.49

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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.