Home / 1,305,115.18-1,957,672.77-406,629.52

Finding the Fourth Proportional to 1,305,115.18, 1,957,672.77 and 406,629.52

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Solution

The fourth proportional to 1,305,115.18, 1,957,672.77 and 406,629.52 is: 609,944.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,115.18 : 1,957,672.77 = 406,629.52 : x
  2. Step 2: Convert to fraction form
    1,305,115.18/1,957,672.77 = 406,629.52/x
  3. Step 3: Cross multiply
    1,305,115.18x = 1,957,672.77 × 406,629.52
  4. Step 4: Simplify right side
    1,305,115.18x = 796,047,535,794.06
  5. Step 5: Solve for x
    x = 796,047,535,794.06/1,305,115.18
  6. Step 6: Final answer
    x = 609,944.28

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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.