Home / 1,899,566.36-2,621,375.40-1,040,126.61

Finding the Fourth Proportional to 1,899,566.36, 2,621,375.40 and 1,040,126.61

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Solution

The fourth proportional to 1,899,566.36, 2,621,375.40 and 1,040,126.61 is: 1,435,360.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,566.36 : 2,621,375.40 = 1,040,126.61 : x
  2. Step 2: Convert to fraction form
    1,899,566.36/2,621,375.40 = 1,040,126.61/x
  3. Step 3: Cross multiply
    1,899,566.36x = 2,621,375.40 × 1,040,126.61
  4. Step 4: Simplify right side
    1,899,566.36x = 2,726,562,309,692.20
  5. Step 5: Solve for x
    x = 2,726,562,309,692.20/1,899,566.36
  6. Step 6: Final answer
    x = 1,435,360.39

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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.