Home / 2,215,230.19-3,057,020.39-1,196,634.94

Finding the Fourth Proportional to 2,215,230.19, 3,057,020.39 and 1,196,634.94

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Solution

The fourth proportional to 2,215,230.19, 3,057,020.39 and 1,196,634.94 is: 1,651,357.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,230.19 : 3,057,020.39 = 1,196,634.94 : x
  2. Step 2: Convert to fraction form
    2,215,230.19/3,057,020.39 = 1,196,634.94/x
  3. Step 3: Cross multiply
    2,215,230.19x = 3,057,020.39 × 1,196,634.94
  4. Step 4: Simplify right side
    2,215,230.19x = 3,658,137,406,315.46
  5. Step 5: Solve for x
    x = 3,658,137,406,315.46/2,215,230.19
  6. Step 6: Final answer
    x = 1,651,357.69

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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.