Home / 1,491,067.75-2,236,601.67-369,136.75

Finding the Fourth Proportional to 1,491,067.75, 2,236,601.67 and 369,136.75

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Solution

The fourth proportional to 1,491,067.75, 2,236,601.67 and 369,136.75 is: 553,705.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,067.75 : 2,236,601.67 = 369,136.75 : x
  2. Step 2: Convert to fraction form
    1,491,067.75/2,236,601.67 = 369,136.75/x
  3. Step 3: Cross multiply
    1,491,067.75x = 2,236,601.67 × 369,136.75
  4. Step 4: Simplify right side
    1,491,067.75x = 825,611,871,508.37
  5. Step 5: Solve for x
    x = 825,611,871,508.37/1,491,067.75
  6. Step 6: Final answer
    x = 553,705.14

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Double scale
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Similar ratio
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1.5x scale

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.