Home / 1,203,179.55-1,804,702.91-404,378.61

Finding the Fourth Proportional to 1,203,179.55, 1,804,702.91 and 404,378.61

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Solution

The fourth proportional to 1,203,179.55, 1,804,702.91 and 404,378.61 is: 606,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,179.55 : 1,804,702.91 = 404,378.61 : x
  2. Step 2: Convert to fraction form
    1,203,179.55/1,804,702.91 = 404,378.61/x
  3. Step 3: Cross multiply
    1,203,179.55x = 1,804,702.91 × 404,378.61
  4. Step 4: Simplify right side
    1,203,179.55x = 729,783,252,186.86
  5. Step 5: Solve for x
    x = 729,783,252,186.86/1,203,179.55
  6. Step 6: Final answer
    x = 606,545.59

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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.