Home / 1,437,942.73-2,156,914.82-491,322.73

Finding the Fourth Proportional to 1,437,942.73, 2,156,914.82 and 491,322.73

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Solution

The fourth proportional to 1,437,942.73, 2,156,914.82 and 491,322.73 is: 736,984.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,942.73 : 2,156,914.82 = 491,322.73 : x
  2. Step 2: Convert to fraction form
    1,437,942.73/2,156,914.82 = 491,322.73/x
  3. Step 3: Cross multiply
    1,437,942.73x = 2,156,914.82 × 491,322.73
  4. Step 4: Simplify right side
    1,437,942.73x = 1,059,741,277,739.86
  5. Step 5: Solve for x
    x = 1,059,741,277,739.86/1,437,942.73
  6. Step 6: Final answer
    x = 736,984.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.