Home / 4,857,376.20-7,286,064.30-1,491,145.80

Finding the Fourth Proportional to 4,857,376.20, 7,286,064.30 and 1,491,145.80

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Solution

The fourth proportional to 4,857,376.20, 7,286,064.30 and 1,491,145.80 is: 2,236,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,376.20 : 7,286,064.30 = 1,491,145.80 : x
  2. Step 2: Convert to fraction form
    4,857,376.20/7,286,064.30 = 1,491,145.80/x
  3. Step 3: Cross multiply
    4,857,376.20x = 7,286,064.30 × 1,491,145.80
  4. Step 4: Simplify right side
    4,857,376.20x = 10,864,584,179,474.94
  5. Step 5: Solve for x
    x = 10,864,584,179,474.94/4,857,376.20
  6. Step 6: Final answer
    x = 2,236,718.70

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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.