Home / 1,440,984.92-2,161,521.12-494,342

Finding the Fourth Proportional to 1,440,984.92, 2,161,521.12 and 494,342

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Solution

The fourth proportional to 1,440,984.92, 2,161,521.12 and 494,342 is: 741,528.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,984.92 : 2,161,521.12 = 494,342 : x
  2. Step 2: Convert to fraction form
    1,440,984.92/2,161,521.12 = 494,342/x
  3. Step 3: Cross multiply
    1,440,984.92x = 2,161,521.12 × 494,342
  4. Step 4: Simplify right side
    1,440,984.92x = 1,068,530,673,503.04
  5. Step 5: Solve for x
    x = 1,068,530,673,503.04/1,440,984.92
  6. Step 6: Final answer
    x = 741,528.01

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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.