Home / 2,691,409.80-4,037,892.30-798,196.80

Finding the Fourth Proportional to 2,691,409.80, 4,037,892.30 and 798,196.80

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Solution

The fourth proportional to 2,691,409.80, 4,037,892.30 and 798,196.80 is: 1,197,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,409.80 : 4,037,892.30 = 798,196.80 : x
  2. Step 2: Convert to fraction form
    2,691,409.80/4,037,892.30 = 798,196.80/x
  3. Step 3: Cross multiply
    2,691,409.80x = 4,037,892.30 × 798,196.80
  4. Step 4: Simplify right side
    2,691,409.80x = 3,223,032,712,604.64
  5. Step 5: Solve for x
    x = 3,223,032,712,604.64/2,691,409.80
  6. Step 6: Final answer
    x = 1,197,525.81

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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.