Home / 1,305,269.57-1,957,670.80-830,544.77

Finding the Fourth Proportional to 1,305,269.57, 1,957,670.80 and 830,544.77

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Solution

The fourth proportional to 1,305,269.57, 1,957,670.80 and 830,544.77 is: 1,245,668.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,269.57 : 1,957,670.80 = 830,544.77 : x
  2. Step 2: Convert to fraction form
    1,305,269.57/1,957,670.80 = 830,544.77/x
  3. Step 3: Cross multiply
    1,305,269.57x = 1,957,670.80 × 830,544.77
  4. Step 4: Simplify right side
    1,305,269.57x = 1,625,933,244,321.72
  5. Step 5: Solve for x
    x = 1,625,933,244,321.72/1,305,269.57
  6. Step 6: Final answer
    x = 1,245,668.54

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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.