Home / 2,148,771.56-2,965,242.22-1,181,901.59

Finding the Fourth Proportional to 2,148,771.56, 2,965,242.22 and 1,181,901.59

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Solution

The fourth proportional to 2,148,771.56, 2,965,242.22 and 1,181,901.59 is: 1,630,989.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,771.56 : 2,965,242.22 = 1,181,901.59 : x
  2. Step 2: Convert to fraction form
    2,148,771.56/2,965,242.22 = 1,181,901.59/x
  3. Step 3: Cross multiply
    2,148,771.56x = 2,965,242.22 × 1,181,901.59
  4. Step 4: Simplify right side
    2,148,771.56x = 3,504,624,476,772.16
  5. Step 5: Solve for x
    x = 3,504,624,476,772.16/2,148,771.56
  6. Step 6: Final answer
    x = 1,630,989.79

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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.