Home / 1,440,963.48-2,161,488.96-494,320.56

Finding the Fourth Proportional to 1,440,963.48, 2,161,488.96 and 494,320.56

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Solution

The fourth proportional to 1,440,963.48, 2,161,488.96 and 494,320.56 is: 741,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,963.48 : 2,161,488.96 = 494,320.56 : x
  2. Step 2: Convert to fraction form
    1,440,963.48/2,161,488.96 = 494,320.56/x
  3. Step 3: Cross multiply
    1,440,963.48x = 2,161,488.96 × 494,320.56
  4. Step 4: Simplify right side
    1,440,963.48x = 1,068,468,433,141.02
  5. Step 5: Solve for x
    x = 1,068,468,433,141.02/1,440,963.48
  6. Step 6: Final answer
    x = 741,495.84

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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.