Home / 2,089,263.18-3,133,895.80-1,379,125.24

Finding the Fourth Proportional to 2,089,263.18, 3,133,895.80 and 1,379,125.24

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Solution

The fourth proportional to 2,089,263.18, 3,133,895.80 and 1,379,125.24 is: 2,068,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,263.18 : 3,133,895.80 = 1,379,125.24 : x
  2. Step 2: Convert to fraction form
    2,089,263.18/3,133,895.80 = 1,379,125.24/x
  3. Step 3: Cross multiply
    2,089,263.18x = 3,133,895.80 × 1,379,125.24
  4. Step 4: Simplify right side
    2,089,263.18x = 4,322,034,797,309.99
  5. Step 5: Solve for x
    x = 4,322,034,797,309.99/2,089,263.18
  6. Step 6: Final answer
    x = 2,068,688.54

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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.