Home / 1,216,371.64-1,678,224.42-848,839

Finding the Fourth Proportional to 1,216,371.64, 1,678,224.42 and 848,839

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Solution

The fourth proportional to 1,216,371.64, 1,678,224.42 and 848,839 is: 1,171,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,371.64 : 1,678,224.42 = 848,839 : x
  2. Step 2: Convert to fraction form
    1,216,371.64/1,678,224.42 = 848,839/x
  3. Step 3: Cross multiply
    1,216,371.64x = 1,678,224.42 × 848,839
  4. Step 4: Simplify right side
    1,216,371.64x = 1,424,542,338,448.38
  5. Step 5: Solve for x
    x = 1,424,542,338,448.38/1,216,371.64
  6. Step 6: Final answer
    x = 1,171,140.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.