Home / 807,607.14-1,114,505.32-445,043.97

Finding the Fourth Proportional to 807,607.14, 1,114,505.32 and 445,043.97

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Solution

The fourth proportional to 807,607.14, 1,114,505.32 and 445,043.97 is: 614,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,607.14 : 1,114,505.32 = 445,043.97 : x
  2. Step 2: Convert to fraction form
    807,607.14/1,114,505.32 = 445,043.97/x
  3. Step 3: Cross multiply
    807,607.14x = 1,114,505.32 × 445,043.97
  4. Step 4: Simplify right side
    807,607.14x = 496,003,872,198.92
  5. Step 5: Solve for x
    x = 496,003,872,198.92/807,607.14
  6. Step 6: Final answer
    x = 614,164.79

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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.