Home / 1,144,118.14-1,716,121.74-424,600.11

Finding the Fourth Proportional to 1,144,118.14, 1,716,121.74 and 424,600.11

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Solution

The fourth proportional to 1,144,118.14, 1,716,121.74 and 424,600.11 is: 636,879.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,118.14 : 1,716,121.74 = 424,600.11 : x
  2. Step 2: Convert to fraction form
    1,144,118.14/1,716,121.74 = 424,600.11/x
  3. Step 3: Cross multiply
    1,144,118.14x = 1,716,121.74 × 424,600.11
  4. Step 4: Simplify right side
    1,144,118.14x = 728,665,479,577.39
  5. Step 5: Solve for x
    x = 728,665,479,577.39/1,144,118.14
  6. Step 6: Final answer
    x = 636,879.58

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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.