Home / 1,777,255.28-2,665,993.68-712,158.96

Finding the Fourth Proportional to 1,777,255.28, 2,665,993.68 and 712,158.96

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Solution

The fourth proportional to 1,777,255.28, 2,665,993.68 and 712,158.96 is: 1,068,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,255.28 : 2,665,993.68 = 712,158.96 : x
  2. Step 2: Convert to fraction form
    1,777,255.28/2,665,993.68 = 712,158.96/x
  3. Step 3: Cross multiply
    1,777,255.28x = 2,665,993.68 × 712,158.96
  4. Step 4: Simplify right side
    1,777,255.28x = 1,898,611,286,515.37
  5. Step 5: Solve for x
    x = 1,898,611,286,515.37/1,777,255.28
  6. Step 6: Final answer
    x = 1,068,282.82

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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.