Home / 874,878.56-1,199,458.42-858,935.36

Finding the Fourth Proportional to 874,878.56, 1,199,458.42 and 858,935.36

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Solution

The fourth proportional to 874,878.56, 1,199,458.42 and 858,935.36 is: 1,177,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,878.56 : 1,199,458.42 = 858,935.36 : x
  2. Step 2: Convert to fraction form
    874,878.56/1,199,458.42 = 858,935.36/x
  3. Step 3: Cross multiply
    874,878.56x = 1,199,458.42 × 858,935.36
  4. Step 4: Simplify right side
    874,878.56x = 1,030,257,249,787.73
  5. Step 5: Solve for x
    x = 1,030,257,249,787.73/874,878.56
  6. Step 6: Final answer
    x = 1,177,600.29

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.