Home / 2,826,620.40-3,899,075.60-1,778,375.04

Finding the Fourth Proportional to 2,826,620.40, 3,899,075.60 and 1,778,375.04

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Solution

The fourth proportional to 2,826,620.40, 3,899,075.60 and 1,778,375.04 is: 2,453,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,620.40 : 3,899,075.60 = 1,778,375.04 : x
  2. Step 2: Convert to fraction form
    2,826,620.40/3,899,075.60 = 1,778,375.04/x
  3. Step 3: Cross multiply
    2,826,620.40x = 3,899,075.60 × 1,778,375.04
  4. Step 4: Simplify right side
    2,826,620.40x = 6,934,018,726,113.03
  5. Step 5: Solve for x
    x = 6,934,018,726,113.03/2,826,620.40
  6. Step 6: Final answer
    x = 2,453,112.81

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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.