Home / 1,448,578.12-1,999,022.68-804,003.88

Finding the Fourth Proportional to 1,448,578.12, 1,999,022.68 and 804,003.88

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Solution

The fourth proportional to 1,448,578.12, 1,999,022.68 and 804,003.88 is: 1,109,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,578.12 : 1,999,022.68 = 804,003.88 : x
  2. Step 2: Convert to fraction form
    1,448,578.12/1,999,022.68 = 804,003.88/x
  3. Step 3: Cross multiply
    1,448,578.12x = 1,999,022.68 × 804,003.88
  4. Step 4: Simplify right side
    1,448,578.12x = 1,607,221,990,928.00
  5. Step 5: Solve for x
    x = 1,607,221,990,928.00/1,448,578.12
  6. Step 6: Final answer
    x = 1,109,516.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.