Home / 3,166,217.36-4,366,989.26-1,989,158.48

Finding the Fourth Proportional to 3,166,217.36, 4,366,989.26 and 1,989,158.48

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Solution

The fourth proportional to 3,166,217.36, 4,366,989.26 and 1,989,158.48 is: 2,743,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166,217.36 : 4,366,989.26 = 1,989,158.48 : x
  2. Step 2: Convert to fraction form
    3,166,217.36/4,366,989.26 = 1,989,158.48/x
  3. Step 3: Cross multiply
    3,166,217.36x = 4,366,989.26 × 1,989,158.48
  4. Step 4: Simplify right side
    3,166,217.36x = 8,686,633,718,597.92
  5. Step 5: Solve for x
    x = 8,686,633,718,597.92/3,166,217.36
  6. Step 6: Final answer
    x = 2,743,536.76

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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.