Home / 1,805,768.27-2,491,906.28-989,944.07

Finding the Fourth Proportional to 1,805,768.27, 2,491,906.28 and 989,944.07

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Solution

The fourth proportional to 1,805,768.27, 2,491,906.28 and 989,944.07 is: 1,366,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,768.27 : 2,491,906.28 = 989,944.07 : x
  2. Step 2: Convert to fraction form
    1,805,768.27/2,491,906.28 = 989,944.07/x
  3. Step 3: Cross multiply
    1,805,768.27x = 2,491,906.28 × 989,944.07
  4. Step 4: Simplify right side
    1,805,768.27x = 2,466,847,827,472.51
  5. Step 5: Solve for x
    x = 2,466,847,827,472.51/1,805,768.27
  6. Step 6: Final answer
    x = 1,366,093.24

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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.