Home / 1,394,692.63-2,091,226.09-540,766.69

Finding the Fourth Proportional to 1,394,692.63, 2,091,226.09 and 540,766.69

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Solution

The fourth proportional to 1,394,692.63, 2,091,226.09 and 540,766.69 is: 810,834.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,692.63 : 2,091,226.09 = 540,766.69 : x
  2. Step 2: Convert to fraction form
    1,394,692.63/2,091,226.09 = 540,766.69/x
  3. Step 3: Cross multiply
    1,394,692.63x = 2,091,226.09 × 540,766.69
  4. Step 4: Simplify right side
    1,394,692.63x = 1,130,865,405,164.90
  5. Step 5: Solve for x
    x = 1,130,865,405,164.90/1,394,692.63
  6. Step 6: Final answer
    x = 810,834.86

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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.