Home / 1,183,840.80-1,633,601.52-667,565.76

Finding the Fourth Proportional to 1,183,840.80, 1,633,601.52 and 667,565.76

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Solution

The fourth proportional to 1,183,840.80, 1,633,601.52 and 667,565.76 is: 921,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,840.80 : 1,633,601.52 = 667,565.76 : x
  2. Step 2: Convert to fraction form
    1,183,840.80/1,633,601.52 = 667,565.76/x
  3. Step 3: Cross multiply
    1,183,840.80x = 1,633,601.52 × 667,565.76
  4. Step 4: Simplify right side
    1,183,840.80x = 1,090,536,440,235.96
  5. Step 5: Solve for x
    x = 1,090,536,440,235.96/1,183,840.80
  6. Step 6: Final answer
    x = 921,185.04

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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.