Home / 2,691,759.77-4,034,033.02-2,519,378.21

Finding the Fourth Proportional to 2,691,759.77, 4,034,033.02 and 2,519,378.21

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Solution

The fourth proportional to 2,691,759.77, 4,034,033.02 and 2,519,378.21 is: 3,775,691.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,759.77 : 4,034,033.02 = 2,519,378.21 : x
  2. Step 2: Convert to fraction form
    2,691,759.77/4,034,033.02 = 2,519,378.21/x
  3. Step 3: Cross multiply
    2,691,759.77x = 4,034,033.02 × 2,519,378.21
  4. Step 4: Simplify right side
    2,691,759.77x = 10,163,254,868,838.33
  5. Step 5: Solve for x
    x = 10,163,254,868,838.33/2,691,759.77
  6. Step 6: Final answer
    x = 3,775,691.64

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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.