Home / 1,509,735.44-2,082,640.64-897,452.72

Finding the Fourth Proportional to 1,509,735.44, 2,082,640.64 and 897,452.72

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Solution

The fourth proportional to 1,509,735.44, 2,082,640.64 and 897,452.72 is: 1,238,012.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,735.44 : 2,082,640.64 = 897,452.72 : x
  2. Step 2: Convert to fraction form
    1,509,735.44/2,082,640.64 = 897,452.72/x
  3. Step 3: Cross multiply
    1,509,735.44x = 2,082,640.64 × 897,452.72
  4. Step 4: Simplify right side
    1,509,735.44x = 1,869,071,507,150.54
  5. Step 5: Solve for x
    x = 1,869,071,507,150.54/1,509,735.44
  6. Step 6: Final answer
    x = 1,238,012.61

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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.