Home / 1,448,684.20-1,999,087.24-876,040.12

Finding the Fourth Proportional to 1,448,684.20, 1,999,087.24 and 876,040.12

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Solution

The fourth proportional to 1,448,684.20, 1,999,087.24 and 876,040.12 is: 1,208,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,684.20 : 1,999,087.24 = 876,040.12 : x
  2. Step 2: Convert to fraction form
    1,448,684.20/1,999,087.24 = 876,040.12/x
  3. Step 3: Cross multiply
    1,448,684.20x = 1,999,087.24 × 876,040.12
  4. Step 4: Simplify right side
    1,448,684.20x = 1,751,280,625,620.07
  5. Step 5: Solve for x
    x = 1,751,280,625,620.07/1,448,684.20
  6. Step 6: Final answer
    x = 1,208,876.73

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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.