Home / 1,269,619.10-1,903,426.58-629,481.48

Finding the Fourth Proportional to 1,269,619.10, 1,903,426.58 and 629,481.48

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Solution

The fourth proportional to 1,269,619.10, 1,903,426.58 and 629,481.48 is: 943,725.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,619.10 : 1,903,426.58 = 629,481.48 : x
  2. Step 2: Convert to fraction form
    1,269,619.10/1,903,426.58 = 629,481.48/x
  3. Step 3: Cross multiply
    1,269,619.10x = 1,903,426.58 × 629,481.48
  4. Step 4: Simplify right side
    1,269,619.10x = 1,198,171,780,649.74
  5. Step 5: Solve for x
    x = 1,198,171,780,649.74/1,269,619.10
  6. Step 6: Final answer
    x = 943,725.39

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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.