Home / 1,682,493.72-2,321,733.24-918,545.64

Finding the Fourth Proportional to 1,682,493.72, 2,321,733.24 and 918,545.64

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Solution

The fourth proportional to 1,682,493.72, 2,321,733.24 and 918,545.64 is: 1,267,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,493.72 : 2,321,733.24 = 918,545.64 : x
  2. Step 2: Convert to fraction form
    1,682,493.72/2,321,733.24 = 918,545.64/x
  3. Step 3: Cross multiply
    1,682,493.72x = 2,321,733.24 × 918,545.64
  4. Step 4: Simplify right side
    1,682,493.72x = 2,132,617,944,845.07
  5. Step 5: Solve for x
    x = 2,132,617,944,845.07/1,682,493.72
  6. Step 6: Final answer
    x = 1,267,533.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.