Home / 2,028,814.88-2,799,730.32-1,123,377.44

Finding the Fourth Proportional to 2,028,814.88, 2,799,730.32 and 1,123,377.44

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Solution

The fourth proportional to 2,028,814.88, 2,799,730.32 and 1,123,377.44 is: 1,550,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,814.88 : 2,799,730.32 = 1,123,377.44 : x
  2. Step 2: Convert to fraction form
    2,028,814.88/2,799,730.32 = 1,123,377.44/x
  3. Step 3: Cross multiply
    2,028,814.88x = 2,799,730.32 × 1,123,377.44
  4. Step 4: Simplify right side
    2,028,814.88x = 3,145,153,879,571.98
  5. Step 5: Solve for x
    x = 3,145,153,879,571.98/2,028,814.88
  6. Step 6: Final answer
    x = 1,550,241.92

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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.