Home / 2,513,408.40-3,770,112.60-1,505,638.80

Finding the Fourth Proportional to 2,513,408.40, 3,770,112.60 and 1,505,638.80

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Solution

The fourth proportional to 2,513,408.40, 3,770,112.60 and 1,505,638.80 is: 2,258,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513,408.40 : 3,770,112.60 = 1,505,638.80 : x
  2. Step 2: Convert to fraction form
    2,513,408.40/3,770,112.60 = 1,505,638.80/x
  3. Step 3: Cross multiply
    2,513,408.40x = 3,770,112.60 × 1,505,638.80
  4. Step 4: Simplify right side
    2,513,408.40x = 5,676,427,810,928.88
  5. Step 5: Solve for x
    x = 5,676,427,810,928.88/2,513,408.40
  6. Step 6: Final answer
    x = 2,258,458.20

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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.