Home / 3,261,790.80-4,890,936.60-1,366,390.80

Finding the Fourth Proportional to 3,261,790.80, 4,890,936.60 and 1,366,390.80

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Solution

The fourth proportional to 3,261,790.80, 4,890,936.60 and 1,366,390.80 is: 2,048,853.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,790.80 : 4,890,936.60 = 1,366,390.80 : x
  2. Step 2: Convert to fraction form
    3,261,790.80/4,890,936.60 = 1,366,390.80/x
  3. Step 3: Cross multiply
    3,261,790.80x = 4,890,936.60 × 1,366,390.80
  4. Step 4: Simplify right side
    3,261,790.80x = 6,682,930,773,623.28
  5. Step 5: Solve for x
    x = 6,682,930,773,623.28/3,261,790.80
  6. Step 6: Final answer
    x = 2,048,853.28

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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.