Home / 1,043,634.46-1,563,975.44-443,991.86

Finding the Fourth Proportional to 1,043,634.46, 1,563,975.44 and 443,991.86

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Solution

The fourth proportional to 1,043,634.46, 1,563,975.44 and 443,991.86 is: 665,359.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,634.46 : 1,563,975.44 = 443,991.86 : x
  2. Step 2: Convert to fraction form
    1,043,634.46/1,563,975.44 = 443,991.86/x
  3. Step 3: Cross multiply
    1,043,634.46x = 1,563,975.44 × 443,991.86
  4. Step 4: Simplify right side
    1,043,634.46x = 694,392,364,599.92
  5. Step 5: Solve for x
    x = 694,392,364,599.92/1,043,634.46
  6. Step 6: Final answer
    x = 665,359.75

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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.