Home / 4,988,138.91-6,883,628.65-2,696,299.59

Finding the Fourth Proportional to 4,988,138.91, 6,883,628.65 and 2,696,299.59

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Solution

The fourth proportional to 4,988,138.91, 6,883,628.65 and 2,696,299.59 is: 3,720,891.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,138.91 : 6,883,628.65 = 2,696,299.59 : x
  2. Step 2: Convert to fraction form
    4,988,138.91/6,883,628.65 = 2,696,299.59/x
  3. Step 3: Cross multiply
    4,988,138.91x = 6,883,628.65 × 2,696,299.59
  4. Step 4: Simplify right side
    4,988,138.91x = 18,560,325,106,707.25
  5. Step 5: Solve for x
    x = 18,560,325,106,707.25/4,988,138.91
  6. Step 6: Final answer
    x = 3,720,891.79

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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.