Home / 1,136,904.46-1,705,569.92-378,791.84

Finding the Fourth Proportional to 1,136,904.46, 1,705,569.92 and 378,791.84

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Solution

The fourth proportional to 1,136,904.46, 1,705,569.92 and 378,791.84 is: 568,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,904.46 : 1,705,569.92 = 378,791.84 : x
  2. Step 2: Convert to fraction form
    1,136,904.46/1,705,569.92 = 378,791.84/x
  3. Step 3: Cross multiply
    1,136,904.46x = 1,705,569.92 × 378,791.84
  4. Step 4: Simplify right side
    1,136,904.46x = 646,055,972,035.89
  5. Step 5: Solve for x
    x = 646,055,972,035.89/1,136,904.46
  6. Step 6: Final answer
    x = 568,258.81

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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.