Home / 1,204,835.78-1,806,179.79-457,406.66

Finding the Fourth Proportional to 1,204,835.78, 1,806,179.79 and 457,406.66

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Solution

The fourth proportional to 1,204,835.78, 1,806,179.79 and 457,406.66 is: 685,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,835.78 : 1,806,179.79 = 457,406.66 : x
  2. Step 2: Convert to fraction form
    1,204,835.78/1,806,179.79 = 457,406.66/x
  3. Step 3: Cross multiply
    1,204,835.78x = 1,806,179.79 × 457,406.66
  4. Step 4: Simplify right side
    1,204,835.78x = 826,158,665,103.40
  5. Step 5: Solve for x
    x = 826,158,665,103.40/1,204,835.78
  6. Step 6: Final answer
    x = 685,702.30

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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.