Home / 2,021,228.70-3,033,009.45-759,183.90

Finding the Fourth Proportional to 2,021,228.70, 3,033,009.45 and 759,183.90

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Solution

The fourth proportional to 2,021,228.70, 3,033,009.45 and 759,183.90 is: 1,139,213.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,228.70 : 3,033,009.45 = 759,183.90 : x
  2. Step 2: Convert to fraction form
    2,021,228.70/3,033,009.45 = 759,183.90/x
  3. Step 3: Cross multiply
    2,021,228.70x = 3,033,009.45 × 759,183.90
  4. Step 4: Simplify right side
    2,021,228.70x = 2,302,611,942,987.86
  5. Step 5: Solve for x
    x = 2,302,611,942,987.86/2,021,228.70
  6. Step 6: Final answer
    x = 1,139,213.96

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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.