Home / 1,192,159.20-1,787,574.44-393,226.24

Finding the Fourth Proportional to 1,192,159.20, 1,787,574.44 and 393,226.24

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Solution

The fourth proportional to 1,192,159.20, 1,787,574.44 and 393,226.24 is: 589,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,159.20 : 1,787,574.44 = 393,226.24 : x
  2. Step 2: Convert to fraction form
    1,192,159.20/1,787,574.44 = 393,226.24/x
  3. Step 3: Cross multiply
    1,192,159.20x = 1,787,574.44 × 393,226.24
  4. Step 4: Simplify right side
    1,192,159.20x = 702,921,175,761.31
  5. Step 5: Solve for x
    x = 702,921,175,761.31/1,192,159.20
  6. Step 6: Final answer
    x = 589,620.23

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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.