Home / 1,043,976.78-1,440,619.76-614,173.86

Finding the Fourth Proportional to 1,043,976.78, 1,440,619.76 and 614,173.86

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Solution

The fourth proportional to 1,043,976.78, 1,440,619.76 and 614,173.86 is: 847,519.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,976.78 : 1,440,619.76 = 614,173.86 : x
  2. Step 2: Convert to fraction form
    1,043,976.78/1,440,619.76 = 614,173.86/x
  3. Step 3: Cross multiply
    1,043,976.78x = 1,440,619.76 × 614,173.86
  4. Step 4: Simplify right side
    1,043,976.78x = 884,790,998,791.47
  5. Step 5: Solve for x
    x = 884,790,998,791.47/1,043,976.78
  6. Step 6: Final answer
    x = 847,519.81

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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.