Home / 3,131,353.78-4,689,057.00-2,063,157.37

Finding the Fourth Proportional to 3,131,353.78, 4,689,057.00 and 2,063,157.37

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Solution

The fourth proportional to 3,131,353.78, 4,689,057.00 and 2,063,157.37 is: 3,089,482.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,353.78 : 4,689,057.00 = 2,063,157.37 : x
  2. Step 2: Convert to fraction form
    3,131,353.78/4,689,057.00 = 2,063,157.37/x
  3. Step 3: Cross multiply
    3,131,353.78x = 4,689,057.00 × 2,063,157.37
  4. Step 4: Simplify right side
    3,131,353.78x = 9,674,262,487,165.68
  5. Step 5: Solve for x
    x = 9,674,262,487,165.68/3,131,353.78
  6. Step 6: Final answer
    x = 3,089,482.43

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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.