Home / 2,895,055.29-4,342,619.88-765,121

Finding the Fourth Proportional to 2,895,055.29, 4,342,619.88 and 765,121

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Solution

The fourth proportional to 2,895,055.29, 4,342,619.88 and 765,121 is: 1,147,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,055.29 : 4,342,619.88 = 765,121 : x
  2. Step 2: Convert to fraction form
    2,895,055.29/4,342,619.88 = 765,121/x
  3. Step 3: Cross multiply
    2,895,055.29x = 4,342,619.88 × 765,121
  4. Step 4: Simplify right side
    2,895,055.29x = 3,322,629,665,205.48
  5. Step 5: Solve for x
    x = 3,322,629,665,205.48/2,895,055.29
  6. Step 6: Final answer
    x = 1,147,691.26

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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.