Home / 2,089,516.60-3,135,311.70-827,385.40

Finding the Fourth Proportional to 2,089,516.60, 3,135,311.70 and 827,385.40

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Solution

The fourth proportional to 2,089,516.60, 3,135,311.70 and 827,385.40 is: 1,241,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,516.60 : 3,135,311.70 = 827,385.40 : x
  2. Step 2: Convert to fraction form
    2,089,516.60/3,135,311.70 = 827,385.40/x
  3. Step 3: Cross multiply
    2,089,516.60x = 3,135,311.70 × 827,385.40
  4. Step 4: Simplify right side
    2,089,516.60x = 2,594,111,125,029.18
  5. Step 5: Solve for x
    x = 2,594,111,125,029.18/2,089,516.60
  6. Step 6: Final answer
    x = 1,241,488.64

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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.