Home / 3,154,067.80-4,731,033.81-879,531.65

Finding the Fourth Proportional to 3,154,067.80, 4,731,033.81 and 879,531.65

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Solution

The fourth proportional to 3,154,067.80, 4,731,033.81 and 879,531.65 is: 1,319,278.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,067.80 : 4,731,033.81 = 879,531.65 : x
  2. Step 2: Convert to fraction form
    3,154,067.80/4,731,033.81 = 879,531.65/x
  3. Step 3: Cross multiply
    3,154,067.80x = 4,731,033.81 × 879,531.65
  4. Step 4: Simplify right side
    3,154,067.80x = 4,161,093,973,115.09
  5. Step 5: Solve for x
    x = 4,161,093,973,115.09/3,154,067.80
  6. Step 6: Final answer
    x = 1,319,278.55

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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.