Home / 3,166,217.37-4,366,989.27-1,989,158.49

Finding the Fourth Proportional to 3,166,217.37, 4,366,989.27 and 1,989,158.49

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Solution

The fourth proportional to 3,166,217.37, 4,366,989.27 and 1,989,158.49 is: 2,743,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166,217.37 : 4,366,989.27 = 1,989,158.49 : x
  2. Step 2: Convert to fraction form
    3,166,217.37/4,366,989.27 = 1,989,158.49/x
  3. Step 3: Cross multiply
    3,166,217.37x = 4,366,989.27 × 1,989,158.49
  4. Step 4: Simplify right side
    3,166,217.37x = 8,686,633,782,159.40
  5. Step 5: Solve for x
    x = 8,686,633,782,159.40/3,166,217.37
  6. Step 6: Final answer
    x = 2,743,536.77

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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.