Home / 2,107,027.70-2,907,677.97-1,140,136.82

Finding the Fourth Proportional to 2,107,027.70, 2,907,677.97 and 1,140,136.82

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Solution

The fourth proportional to 2,107,027.70, 2,907,677.97 and 1,140,136.82 is: 1,573,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,027.70 : 2,907,677.97 = 1,140,136.82 : x
  2. Step 2: Convert to fraction form
    2,107,027.70/2,907,677.97 = 1,140,136.82/x
  3. Step 3: Cross multiply
    2,107,027.70x = 2,907,677.97 × 1,140,136.82
  4. Step 4: Simplify right side
    2,107,027.70x = 3,315,150,714,299.86
  5. Step 5: Solve for x
    x = 3,315,150,714,299.86/2,107,027.70
  6. Step 6: Final answer
    x = 1,573,377.85

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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.