Home / 1,589,283.41-2,193,150.62-864,131.72

Finding the Fourth Proportional to 1,589,283.41, 2,193,150.62 and 864,131.72

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Solution

The fourth proportional to 1,589,283.41, 2,193,150.62 and 864,131.72 is: 1,192,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,283.41 : 2,193,150.62 = 864,131.72 : x
  2. Step 2: Convert to fraction form
    1,589,283.41/2,193,150.62 = 864,131.72/x
  3. Step 3: Cross multiply
    1,589,283.41x = 2,193,150.62 × 864,131.72
  4. Step 4: Simplify right side
    1,589,283.41x = 1,895,171,008,674.24
  5. Step 5: Solve for x
    x = 1,895,171,008,674.24/1,589,283.41
  6. Step 6: Final answer
    x = 1,192,468.88

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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.