Home / 1,136,375.06-1,704,119.61-426,015.50

Finding the Fourth Proportional to 1,136,375.06, 1,704,119.61 and 426,015.50

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Solution

The fourth proportional to 1,136,375.06, 1,704,119.61 and 426,015.50 is: 638,857.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,375.06 : 1,704,119.61 = 426,015.50 : x
  2. Step 2: Convert to fraction form
    1,136,375.06/1,704,119.61 = 426,015.50/x
  3. Step 3: Cross multiply
    1,136,375.06x = 1,704,119.61 × 426,015.50
  4. Step 4: Simplify right side
    1,136,375.06x = 725,981,367,713.96
  5. Step 5: Solve for x
    x = 725,981,367,713.96/1,136,375.06
  6. Step 6: Final answer
    x = 638,857.18

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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.