Home / 1,494,725.40-2,236,183.20-1,297,239.30

Finding the Fourth Proportional to 1,494,725.40, 2,236,183.20 and 1,297,239.30

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Solution

The fourth proportional to 1,494,725.40, 2,236,183.20 and 1,297,239.30 is: 1,940,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,725.40 : 2,236,183.20 = 1,297,239.30 : x
  2. Step 2: Convert to fraction form
    1,494,725.40/2,236,183.20 = 1,297,239.30/x
  3. Step 3: Cross multiply
    1,494,725.40x = 2,236,183.20 × 1,297,239.30
  4. Step 4: Simplify right side
    1,494,725.40x = 2,900,864,729,039.76
  5. Step 5: Solve for x
    x = 2,900,864,729,039.76/1,494,725.40
  6. Step 6: Final answer
    x = 1,940,734.22

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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.