Home / 2,790,151.94-4,185,250.42-768,507.36

Finding the Fourth Proportional to 2,790,151.94, 4,185,250.42 and 768,507.36

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Solution

The fourth proportional to 2,790,151.94, 4,185,250.42 and 768,507.36 is: 1,152,767.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,151.94 : 4,185,250.42 = 768,507.36 : x
  2. Step 2: Convert to fraction form
    2,790,151.94/4,185,250.42 = 768,507.36/x
  3. Step 3: Cross multiply
    2,790,151.94x = 4,185,250.42 × 768,507.36
  4. Step 4: Simplify right side
    2,790,151.94x = 3,216,395,751,213.09
  5. Step 5: Solve for x
    x = 3,216,395,751,213.09/2,790,151.94
  6. Step 6: Final answer
    x = 1,152,767.24

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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.