Home / 3,512,993.29-4,847,867.67-1,985,067.61

Finding the Fourth Proportional to 3,512,993.29, 4,847,867.67 and 1,985,067.61

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Solution

The fourth proportional to 3,512,993.29, 4,847,867.67 and 1,985,067.61 is: 2,739,357.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,993.29 : 4,847,867.67 = 1,985,067.61 : x
  2. Step 2: Convert to fraction form
    3,512,993.29/4,847,867.67 = 1,985,067.61/x
  3. Step 3: Cross multiply
    3,512,993.29x = 4,847,867.67 × 1,985,067.61
  4. Step 4: Simplify right side
    3,512,993.29x = 9,623,345,089,283.17
  5. Step 5: Solve for x
    x = 9,623,345,089,283.17/3,512,993.29
  6. Step 6: Final answer
    x = 2,739,357.66

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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.