Home / 2,850,421.44-4,275,528.48-855,825.60

Finding the Fourth Proportional to 2,850,421.44, 4,275,528.48 and 855,825.60

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Solution

The fourth proportional to 2,850,421.44, 4,275,528.48 and 855,825.60 is: 1,283,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,421.44 : 4,275,528.48 = 855,825.60 : x
  2. Step 2: Convert to fraction form
    2,850,421.44/4,275,528.48 = 855,825.60/x
  3. Step 3: Cross multiply
    2,850,421.44x = 4,275,528.48 × 855,825.60
  4. Step 4: Simplify right side
    2,850,421.44x = 3,659,106,726,713.09
  5. Step 5: Solve for x
    x = 3,659,106,726,713.09/2,850,421.44
  6. Step 6: Final answer
    x = 1,283,707.27

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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.