Home / 2,085,453.80-3,128,180.70-737,605.70

Finding the Fourth Proportional to 2,085,453.80, 3,128,180.70 and 737,605.70

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Solution

The fourth proportional to 2,085,453.80, 3,128,180.70 and 737,605.70 is: 1,106,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,453.80 : 3,128,180.70 = 737,605.70 : x
  2. Step 2: Convert to fraction form
    2,085,453.80/3,128,180.70 = 737,605.70/x
  3. Step 3: Cross multiply
    2,085,453.80x = 3,128,180.70 × 737,605.70
  4. Step 4: Simplify right side
    2,085,453.80x = 2,307,363,914,949.99
  5. Step 5: Solve for x
    x = 2,307,363,914,949.99/2,085,453.80
  6. Step 6: Final answer
    x = 1,106,408.55

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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.