Home / 4,178,610-6,268,375.80-1,338,054.48

Finding the Fourth Proportional to 4,178,610, 6,268,375.80 and 1,338,054.48

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Solution

The fourth proportional to 4,178,610, 6,268,375.80 and 1,338,054.48 is: 2,007,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,610 : 6,268,375.80 = 1,338,054.48 : x
  2. Step 2: Convert to fraction form
    4,178,610/6,268,375.80 = 1,338,054.48/x
  3. Step 3: Cross multiply
    4,178,610x = 6,268,375.80 × 1,338,054.48
  4. Step 4: Simplify right side
    4,178,610x = 8,387,428,321,513.58
  5. Step 5: Solve for x
    x = 8,387,428,321,513.58/4,178,610
  6. Step 6: Final answer
    x = 2,007,229.28

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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.