Home / 2,851,843.32-4,277,767.86-721,927.32

Finding the Fourth Proportional to 2,851,843.32, 4,277,767.86 and 721,927.32

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Solution

The fourth proportional to 2,851,843.32, 4,277,767.86 and 721,927.32 is: 1,082,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,843.32 : 4,277,767.86 = 721,927.32 : x
  2. Step 2: Convert to fraction form
    2,851,843.32/4,277,767.86 = 721,927.32/x
  3. Step 3: Cross multiply
    2,851,843.32x = 4,277,767.86 × 721,927.32
  4. Step 4: Simplify right side
    2,851,843.32x = 3,088,237,486,751.94
  5. Step 5: Solve for x
    x = 3,088,237,486,751.94/2,851,843.32
  6. Step 6: Final answer
    x = 1,082,891.71

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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.