Home / 1,787,910.57-2,681,806.46-777,033.54

Finding the Fourth Proportional to 1,787,910.57, 2,681,806.46 and 777,033.54

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Solution

The fourth proportional to 1,787,910.57, 2,681,806.46 and 777,033.54 is: 1,165,524.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,910.57 : 2,681,806.46 = 777,033.54 : x
  2. Step 2: Convert to fraction form
    1,787,910.57/2,681,806.46 = 777,033.54/x
  3. Step 3: Cross multiply
    1,787,910.57x = 2,681,806.46 × 777,033.54
  4. Step 4: Simplify right side
    1,787,910.57x = 2,083,853,563,323.50
  5. Step 5: Solve for x
    x = 2,083,853,563,323.50/1,787,910.57
  6. Step 6: Final answer
    x = 1,165,524.49

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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.