Home / 1,440,964.48-2,161,490.46-494,321.56

Finding the Fourth Proportional to 1,440,964.48, 2,161,490.46 and 494,321.56

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Solution

The fourth proportional to 1,440,964.48, 2,161,490.46 and 494,321.56 is: 741,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,964.48 : 2,161,490.46 = 494,321.56 : x
  2. Step 2: Convert to fraction form
    1,440,964.48/2,161,490.46 = 494,321.56/x
  3. Step 3: Cross multiply
    1,440,964.48x = 2,161,490.46 × 494,321.56
  4. Step 4: Simplify right side
    1,440,964.48x = 1,068,471,336,112.32
  5. Step 5: Solve for x
    x = 1,068,471,336,112.32/1,440,964.48
  6. Step 6: Final answer
    x = 741,497.34

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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.