Home / 1,917,604.23-2,875,658.81-718,872.47

Finding the Fourth Proportional to 1,917,604.23, 2,875,658.81 and 718,872.47

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Solution

The fourth proportional to 1,917,604.23, 2,875,658.81 and 718,872.47 is: 1,078,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,604.23 : 2,875,658.81 = 718,872.47 : x
  2. Step 2: Convert to fraction form
    1,917,604.23/2,875,658.81 = 718,872.47/x
  3. Step 3: Cross multiply
    1,917,604.23x = 2,875,658.81 × 718,872.47
  4. Step 4: Simplify right side
    1,917,604.23x = 2,067,231,948,476.68
  5. Step 5: Solve for x
    x = 2,067,231,948,476.68/1,917,604.23
  6. Step 6: Final answer
    x = 1,078,028.47

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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.