Home / 5,445,231.80-8,167,847.70-1,855,052.60

Finding the Fourth Proportional to 5,445,231.80, 8,167,847.70 and 1,855,052.60

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Solution

The fourth proportional to 5,445,231.80, 8,167,847.70 and 1,855,052.60 is: 2,782,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,231.80 : 8,167,847.70 = 1,855,052.60 : x
  2. Step 2: Convert to fraction form
    5,445,231.80/8,167,847.70 = 1,855,052.60/x
  3. Step 3: Cross multiply
    5,445,231.80x = 8,167,847.70 × 1,855,052.60
  4. Step 4: Simplify right side
    5,445,231.80x = 15,151,787,112,289.02
  5. Step 5: Solve for x
    x = 15,151,787,112,289.02/5,445,231.80
  6. Step 6: Final answer
    x = 2,782,578.90

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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.