Home / 1,413,773.88-2,120,791.56-572,391.24

Finding the Fourth Proportional to 1,413,773.88, 2,120,791.56 and 572,391.24

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Solution

The fourth proportional to 1,413,773.88, 2,120,791.56 and 572,391.24 is: 858,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,773.88 : 2,120,791.56 = 572,391.24 : x
  2. Step 2: Convert to fraction form
    1,413,773.88/2,120,791.56 = 572,391.24/x
  3. Step 3: Cross multiply
    1,413,773.88x = 2,120,791.56 × 572,391.24
  4. Step 4: Simplify right side
    1,413,773.88x = 1,213,922,510,809.93
  5. Step 5: Solve for x
    x = 1,213,922,510,809.93/1,413,773.88
  6. Step 6: Final answer
    x = 858,639.79

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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.