Home / 1,491,100.75-2,236,651.13-369,169.75

Finding the Fourth Proportional to 1,491,100.75, 2,236,651.13 and 369,169.75

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Solution

The fourth proportional to 1,491,100.75, 2,236,651.13 and 369,169.75 is: 553,754.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,100.75 : 2,236,651.13 = 369,169.75 : x
  2. Step 2: Convert to fraction form
    1,491,100.75/2,236,651.13 = 369,169.75/x
  3. Step 3: Cross multiply
    1,491,100.75x = 2,236,651.13 × 369,169.75
  4. Step 4: Simplify right side
    1,491,100.75x = 825,703,938,499.32
  5. Step 5: Solve for x
    x = 825,703,938,499.32/1,491,100.75
  6. Step 6: Final answer
    x = 553,754.63

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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.