Home / 3,416,906.89-4,715,429.92-1,889,112.43

Finding the Fourth Proportional to 3,416,906.89, 4,715,429.92 and 1,889,112.43

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Solution

The fourth proportional to 3,416,906.89, 4,715,429.92 and 1,889,112.43 is: 2,607,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,906.89 : 4,715,429.92 = 1,889,112.43 : x
  2. Step 2: Convert to fraction form
    3,416,906.89/4,715,429.92 = 1,889,112.43/x
  3. Step 3: Cross multiply
    3,416,906.89x = 4,715,429.92 × 1,889,112.43
  4. Step 4: Simplify right side
    3,416,906.89x = 8,907,977,275,837.41
  5. Step 5: Solve for x
    x = 8,907,977,275,837.41/3,416,906.89
  6. Step 6: Final answer
    x = 2,607,029.56

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1.5x scale

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.