Home / 3,619,069.40-5,432,751.30-2,124,003.80

Finding the Fourth Proportional to 3,619,069.40, 5,432,751.30 and 2,124,003.80

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Solution

The fourth proportional to 3,619,069.40, 5,432,751.30 and 2,124,003.80 is: 3,188,439.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,069.40 : 5,432,751.30 = 2,124,003.80 : x
  2. Step 2: Convert to fraction form
    3,619,069.40/5,432,751.30 = 2,124,003.80/x
  3. Step 3: Cross multiply
    3,619,069.40x = 5,432,751.30 × 2,124,003.80
  4. Step 4: Simplify right side
    3,619,069.40x = 11,539,184,405,654.94
  5. Step 5: Solve for x
    x = 11,539,184,405,654.94/3,619,069.40
  6. Step 6: Final answer
    x = 3,188,439.66

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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.