Home / 2,217,604.86-3,059,716.39-1,299,340.62

Finding the Fourth Proportional to 2,217,604.86, 3,059,716.39 and 1,299,340.62

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Solution

The fourth proportional to 2,217,604.86, 3,059,716.39 and 1,299,340.62 is: 1,792,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,604.86 : 3,059,716.39 = 1,299,340.62 : x
  2. Step 2: Convert to fraction form
    2,217,604.86/3,059,716.39 = 1,299,340.62/x
  3. Step 3: Cross multiply
    2,217,604.86x = 3,059,716.39 × 1,299,340.62
  4. Step 4: Simplify right side
    2,217,604.86x = 3,975,613,791,206.76
  5. Step 5: Solve for x
    x = 3,975,613,791,206.76/2,217,604.86
  6. Step 6: Final answer
    x = 1,792,751.21

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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.