Home / 1,044,190.30-1,566,285.46-778,469.80

Finding the Fourth Proportional to 1,044,190.30, 1,566,285.46 and 778,469.80

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Solution

The fourth proportional to 1,044,190.30, 1,566,285.46 and 778,469.80 is: 1,167,704.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,190.30 : 1,566,285.46 = 778,469.80 : x
  2. Step 2: Convert to fraction form
    1,044,190.30/1,566,285.46 = 778,469.80/x
  3. Step 3: Cross multiply
    1,044,190.30x = 1,566,285.46 × 778,469.80
  4. Step 4: Simplify right side
    1,044,190.30x = 1,219,305,928,789.11
  5. Step 5: Solve for x
    x = 1,219,305,928,789.11/1,044,190.30
  6. Step 6: Final answer
    x = 1,167,704.71

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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.