Home / 2,318,825.81-3,474,691.44-1,239,491.90

Finding the Fourth Proportional to 2,318,825.81, 3,474,691.44 and 1,239,491.90

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Solution

The fourth proportional to 2,318,825.81, 3,474,691.44 and 1,239,491.90 is: 1,857,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,825.81 : 3,474,691.44 = 1,239,491.90 : x
  2. Step 2: Convert to fraction form
    2,318,825.81/3,474,691.44 = 1,239,491.90/x
  3. Step 3: Cross multiply
    2,318,825.81x = 3,474,691.44 × 1,239,491.90
  4. Step 4: Simplify right side
    2,318,825.81x = 4,306,851,877,505.88
  5. Step 5: Solve for x
    x = 4,306,851,877,505.88/2,318,825.81
  6. Step 6: Final answer
    x = 1,857,341.71

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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.