Home / 2,311,843.40-3,463,617.90-1,980,067.40

Finding the Fourth Proportional to 2,311,843.40, 3,463,617.90 and 1,980,067.40

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Solution

The fourth proportional to 2,311,843.40, 3,463,617.90 and 1,980,067.40 is: 2,966,549.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,843.40 : 3,463,617.90 = 1,980,067.40 : x
  2. Step 2: Convert to fraction form
    2,311,843.40/3,463,617.90 = 1,980,067.40/x
  3. Step 3: Cross multiply
    2,311,843.40x = 3,463,617.90 × 1,980,067.40
  4. Step 4: Simplify right side
    2,311,843.40x = 6,858,196,889,846.46
  5. Step 5: Solve for x
    x = 6,858,196,889,846.46/2,311,843.40
  6. Step 6: Final answer
    x = 2,966,549.07

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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.