Home / 3,121,229.19-4,681,843.78-877,367.19

Finding the Fourth Proportional to 3,121,229.19, 4,681,843.78 and 877,367.19

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Solution

The fourth proportional to 3,121,229.19, 4,681,843.78 and 877,367.19 is: 1,316,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,229.19 : 4,681,843.78 = 877,367.19 : x
  2. Step 2: Convert to fraction form
    3,121,229.19/4,681,843.78 = 877,367.19/x
  3. Step 3: Cross multiply
    3,121,229.19x = 4,681,843.78 × 877,367.19
  4. Step 4: Simplify right side
    3,121,229.19x = 4,107,696,121,277.58
  5. Step 5: Solve for x
    x = 4,107,696,121,277.58/3,121,229.19
  6. Step 6: Final answer
    x = 1,316,050.78

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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.