Home / 3,719,138.22-5,132,016.36-2,087,725.32

Finding the Fourth Proportional to 3,719,138.22, 5,132,016.36 and 2,087,725.32

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Solution

The fourth proportional to 3,719,138.22, 5,132,016.36 and 2,087,725.32 is: 2,880,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,138.22 : 5,132,016.36 = 2,087,725.32 : x
  2. Step 2: Convert to fraction form
    3,719,138.22/5,132,016.36 = 2,087,725.32/x
  3. Step 3: Cross multiply
    3,719,138.22x = 5,132,016.36 × 2,087,725.32
  4. Step 4: Simplify right side
    3,719,138.22x = 10,714,240,497,426.24
  5. Step 5: Solve for x
    x = 10,714,240,497,426.24/3,719,138.22
  6. Step 6: Final answer
    x = 2,880,839.56

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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.