Home / 2,051,325.20-3,077,027.39-631,379.81

Finding the Fourth Proportional to 2,051,325.20, 3,077,027.39 and 631,379.81

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Solution

The fourth proportional to 2,051,325.20, 3,077,027.39 and 631,379.81 is: 947,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,325.20 : 3,077,027.39 = 631,379.81 : x
  2. Step 2: Convert to fraction form
    2,051,325.20/3,077,027.39 = 631,379.81/x
  3. Step 3: Cross multiply
    2,051,325.20x = 3,077,027.39 × 631,379.81
  4. Step 4: Simplify right side
    2,051,325.20x = 1,942,772,978,134.01
  5. Step 5: Solve for x
    x = 1,942,772,978,134.01/2,051,325.20
  6. Step 6: Final answer
    x = 947,081.90

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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.