Home / 1,631,892.32-2,448,281.44-494,691.65

Finding the Fourth Proportional to 1,631,892.32, 2,448,281.44 and 494,691.65

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Solution

The fourth proportional to 1,631,892.32, 2,448,281.44 and 494,691.65 is: 742,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,892.32 : 2,448,281.44 = 494,691.65 : x
  2. Step 2: Convert to fraction form
    1,631,892.32/2,448,281.44 = 494,691.65/x
  3. Step 3: Cross multiply
    1,631,892.32x = 2,448,281.44 × 494,691.65
  4. Step 4: Simplify right side
    1,631,892.32x = 1,211,144,385,217.98
  5. Step 5: Solve for x
    x = 1,211,144,385,217.98/1,631,892.32
  6. Step 6: Final answer
    x = 742,171.76

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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.