Home / 3,943,742.26-5,442,364.32-2,132,906.26

Finding the Fourth Proportional to 3,943,742.26, 5,442,364.32 and 2,132,906.26

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Solution

The fourth proportional to 3,943,742.26, 5,442,364.32 and 2,132,906.26 is: 2,943,410.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,742.26 : 5,442,364.32 = 2,132,906.26 : x
  2. Step 2: Convert to fraction form
    3,943,742.26/5,442,364.32 = 2,132,906.26/x
  3. Step 3: Cross multiply
    3,943,742.26x = 5,442,364.32 × 2,132,906.26
  4. Step 4: Simplify right side
    3,943,742.26x = 11,608,052,927,328.64
  5. Step 5: Solve for x
    x = 11,608,052,927,328.64/3,943,742.26
  6. Step 6: Final answer
    x = 2,943,410.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.