Home / 3,646,530.60-5,474,720.70-2,131,765.80

Finding the Fourth Proportional to 3,646,530.60, 5,474,720.70 and 2,131,765.80

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Solution

The fourth proportional to 3,646,530.60, 5,474,720.70 and 2,131,765.80 is: 3,200,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646,530.60 : 5,474,720.70 = 2,131,765.80 : x
  2. Step 2: Convert to fraction form
    3,646,530.60/5,474,720.70 = 2,131,765.80/x
  3. Step 3: Cross multiply
    3,646,530.60x = 5,474,720.70 × 2,131,765.80
  4. Step 4: Simplify right side
    3,646,530.60x = 11,670,822,352,812.06
  5. Step 5: Solve for x
    x = 11,670,822,352,812.06/3,646,530.60
  6. Step 6: Final answer
    x = 3,200,527.74

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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.