Home / 1,305,037.22-1,957,295.34-440,387.64

Finding the Fourth Proportional to 1,305,037.22, 1,957,295.34 and 440,387.64

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Solution

The fourth proportional to 1,305,037.22, 1,957,295.34 and 440,387.64 is: 660,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,037.22 : 1,957,295.34 = 440,387.64 : x
  2. Step 2: Convert to fraction form
    1,305,037.22/1,957,295.34 = 440,387.64/x
  3. Step 3: Cross multiply
    1,305,037.22x = 1,957,295.34 × 440,387.64
  4. Step 4: Simplify right side
    1,305,037.22x = 861,968,675,565.60
  5. Step 5: Solve for x
    x = 861,968,675,565.60/1,305,037.22
  6. Step 6: Final answer
    x = 660,493.56

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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.