Home / 1,244,055.24-1,715,226.84-813,653.64

Finding the Fourth Proportional to 1,244,055.24, 1,715,226.84 and 813,653.64

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Solution

The fourth proportional to 1,244,055.24, 1,715,226.84 and 813,653.64 is: 1,121,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,055.24 : 1,715,226.84 = 813,653.64 : x
  2. Step 2: Convert to fraction form
    1,244,055.24/1,715,226.84 = 813,653.64/x
  3. Step 3: Cross multiply
    1,244,055.24x = 1,715,226.84 × 813,653.64
  4. Step 4: Simplify right side
    1,244,055.24x = 1,395,600,561,791.70
  5. Step 5: Solve for x
    x = 1,395,600,561,791.70/1,244,055.24
  6. Step 6: Final answer
    x = 1,121,815.59

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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.