Home / 1,494,704.40-2,236,151.70-1,297,218.30

Finding the Fourth Proportional to 1,494,704.40, 2,236,151.70 and 1,297,218.30

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Solution

The fourth proportional to 1,494,704.40, 2,236,151.70 and 1,297,218.30 is: 1,940,702.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,704.40 : 2,236,151.70 = 1,297,218.30 : x
  2. Step 2: Convert to fraction form
    1,494,704.40/2,236,151.70 = 1,297,218.30/x
  3. Step 3: Cross multiply
    1,494,704.40x = 2,236,151.70 × 1,297,218.30
  4. Step 4: Simplify right side
    1,494,704.40x = 2,900,776,906,816.11
  5. Step 5: Solve for x
    x = 2,900,776,906,816.11/1,494,704.40
  6. Step 6: Final answer
    x = 1,940,702.73

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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.