Home / 2,221,833.80-3,066,115.38-1,203,215.24

Finding the Fourth Proportional to 2,221,833.80, 3,066,115.38 and 1,203,215.24

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Solution

The fourth proportional to 2,221,833.80, 3,066,115.38 and 1,203,215.24 is: 1,660,428.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,833.80 : 3,066,115.38 = 1,203,215.24 : x
  2. Step 2: Convert to fraction form
    2,221,833.80/3,066,115.38 = 1,203,215.24/x
  3. Step 3: Cross multiply
    2,221,833.80x = 3,066,115.38 × 1,203,215.24
  4. Step 4: Simplify right side
    2,221,833.80x = 3,689,196,752,814.39
  5. Step 5: Solve for x
    x = 3,689,196,752,814.39/2,221,833.80
  6. Step 6: Final answer
    x = 1,660,428.77

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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.