Home / 3,974,979.66-5,484,074.92-2,599,128.72

Finding the Fourth Proportional to 3,974,979.66, 5,484,074.92 and 2,599,128.72

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Solution

The fourth proportional to 3,974,979.66, 5,484,074.92 and 2,599,128.72 is: 3,585,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,979.66 : 5,484,074.92 = 2,599,128.72 : x
  2. Step 2: Convert to fraction form
    3,974,979.66/5,484,074.92 = 2,599,128.72/x
  3. Step 3: Cross multiply
    3,974,979.66x = 5,484,074.92 × 2,599,128.72
  4. Step 4: Simplify right side
    3,974,979.66x = 14,253,816,627,203.70
  5. Step 5: Solve for x
    x = 14,253,816,627,203.70/3,974,979.66
  6. Step 6: Final answer
    x = 3,585,884.17

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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.