Home / 1,577,046.83-2,365,536.15-439,778.75

Finding the Fourth Proportional to 1,577,046.83, 2,365,536.15 and 439,778.75

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Solution

The fourth proportional to 1,577,046.83, 2,365,536.15 and 439,778.75 is: 659,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,046.83 : 2,365,536.15 = 439,778.75 : x
  2. Step 2: Convert to fraction form
    1,577,046.83/2,365,536.15 = 439,778.75/x
  3. Step 3: Cross multiply
    1,577,046.83x = 2,365,536.15 × 439,778.75
  4. Step 4: Simplify right side
    1,577,046.83x = 1,040,312,519,299.13
  5. Step 5: Solve for x
    x = 1,040,312,519,299.13/1,577,046.83
  6. Step 6: Final answer
    x = 659,658.61

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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.