Home / 3,558,825.68-4,912,377-2,163,382.16

Finding the Fourth Proportional to 3,558,825.68, 4,912,377 and 2,163,382.16

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Solution

The fourth proportional to 3,558,825.68, 4,912,377 and 2,163,382.16 is: 2,986,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,825.68 : 4,912,377 = 2,163,382.16 : x
  2. Step 2: Convert to fraction form
    3,558,825.68/4,912,377 = 2,163,382.16/x
  3. Step 3: Cross multiply
    3,558,825.68x = 4,912,377 × 2,163,382.16
  4. Step 4: Simplify right side
    3,558,825.68x = 10,627,348,764,994.32
  5. Step 5: Solve for x
    x = 10,627,348,764,994.32/3,558,825.68
  6. Step 6: Final answer
    x = 2,986,195.37

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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.