Home / 2,040,899.60-3,061,792.20-620,918.75

Finding the Fourth Proportional to 2,040,899.60, 3,061,792.20 and 620,918.75

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Solution

The fourth proportional to 2,040,899.60, 3,061,792.20 and 620,918.75 is: 931,512.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,899.60 : 3,061,792.20 = 620,918.75 : x
  2. Step 2: Convert to fraction form
    2,040,899.60/3,061,792.20 = 620,918.75/x
  3. Step 3: Cross multiply
    2,040,899.60x = 3,061,792.20 × 620,918.75
  4. Step 4: Simplify right side
    2,040,899.60x = 1,901,124,185,583.75
  5. Step 5: Solve for x
    x = 1,901,124,185,583.75/2,040,899.60
  6. Step 6: Final answer
    x = 931,512.84

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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.