Home / 1,861,920.42-2,792,875.59-495,694.14

Finding the Fourth Proportional to 1,861,920.42, 2,792,875.59 and 495,694.14

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Solution

The fourth proportional to 1,861,920.42, 2,792,875.59 and 495,694.14 is: 743,539.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,920.42 : 2,792,875.59 = 495,694.14 : x
  2. Step 2: Convert to fraction form
    1,861,920.42/2,792,875.59 = 495,694.14/x
  3. Step 3: Cross multiply
    1,861,920.42x = 2,792,875.59 × 495,694.14
  4. Step 4: Simplify right side
    1,861,920.42x = 1,384,412,063,712.04
  5. Step 5: Solve for x
    x = 1,384,412,063,712.04/1,861,920.42
  6. Step 6: Final answer
    x = 743,539.87

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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.