Home / 2,118,814.63-2,923,949.67-1,151,944.90

Finding the Fourth Proportional to 2,118,814.63, 2,923,949.67 and 1,151,944.90

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Solution

The fourth proportional to 2,118,814.63, 2,923,949.67 and 1,151,944.90 is: 1,589,676.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,814.63 : 2,923,949.67 = 1,151,944.90 : x
  2. Step 2: Convert to fraction form
    2,118,814.63/2,923,949.67 = 1,151,944.90/x
  3. Step 3: Cross multiply
    2,118,814.63x = 2,923,949.67 × 1,151,944.90
  4. Step 4: Simplify right side
    2,118,814.63x = 3,368,228,910,213.18
  5. Step 5: Solve for x
    x = 3,368,228,910,213.18/2,118,814.63
  6. Step 6: Final answer
    x = 1,589,676.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.