Home / 2,089,537.60-3,135,343.20-827,406.40

Finding the Fourth Proportional to 2,089,537.60, 3,135,343.20 and 827,406.40

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Solution

The fourth proportional to 2,089,537.60, 3,135,343.20 and 827,406.40 is: 1,241,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,537.60 : 3,135,343.20 = 827,406.40 : x
  2. Step 2: Convert to fraction form
    2,089,537.60/3,135,343.20 = 827,406.40/x
  3. Step 3: Cross multiply
    2,089,537.60x = 3,135,343.20 × 827,406.40
  4. Step 4: Simplify right side
    2,089,537.60x = 2,594,203,029,876.48
  5. Step 5: Solve for x
    x = 2,594,203,029,876.48/2,089,537.60
  6. Step 6: Final answer
    x = 1,241,520.15

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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.