Home / 1,356,859.29-2,032,628.31-787,043.27

Finding the Fourth Proportional to 1,356,859.29, 2,032,628.31 and 787,043.27

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Solution

The fourth proportional to 1,356,859.29, 2,032,628.31 and 787,043.27 is: 1,179,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,859.29 : 2,032,628.31 = 787,043.27 : x
  2. Step 2: Convert to fraction form
    1,356,859.29/2,032,628.31 = 787,043.27/x
  3. Step 3: Cross multiply
    1,356,859.29x = 2,032,628.31 × 787,043.27
  4. Step 4: Simplify right side
    1,356,859.29x = 1,599,766,436,878.54
  5. Step 5: Solve for x
    x = 1,599,766,436,878.54/1,356,859.29
  6. Step 6: Final answer
    x = 1,179,021.62

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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.