Home / 1,114,439.88-1,671,942.78-515,832.84

Finding the Fourth Proportional to 1,114,439.88, 1,671,942.78 and 515,832.84

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Solution

The fourth proportional to 1,114,439.88, 1,671,942.78 and 515,832.84 is: 773,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,439.88 : 1,671,942.78 = 515,832.84 : x
  2. Step 2: Convert to fraction form
    1,114,439.88/1,671,942.78 = 515,832.84/x
  3. Step 3: Cross multiply
    1,114,439.88x = 1,671,942.78 × 515,832.84
  4. Step 4: Simplify right side
    1,114,439.88x = 862,442,992,524.90
  5. Step 5: Solve for x
    x = 862,442,992,524.90/1,114,439.88
  6. Step 6: Final answer
    x = 773,880.23

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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.