Home / 1,178,857.26-1,768,972.05-495,694.71

Finding the Fourth Proportional to 1,178,857.26, 1,768,972.05 and 495,694.71

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Solution

The fourth proportional to 1,178,857.26, 1,768,972.05 and 495,694.71 is: 743,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,857.26 : 1,768,972.05 = 495,694.71 : x
  2. Step 2: Convert to fraction form
    1,178,857.26/1,768,972.05 = 495,694.71/x
  3. Step 3: Cross multiply
    1,178,857.26x = 1,768,972.05 × 495,694.71
  4. Step 4: Simplify right side
    1,178,857.26x = 876,870,087,322.86
  5. Step 5: Solve for x
    x = 876,870,087,322.86/1,178,857.26
  6. Step 6: Final answer
    x = 743,830.59

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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.