Home / 3,082,812.60-4,625,025.30-1,189,615.80

Finding the Fourth Proportional to 3,082,812.60, 4,625,025.30 and 1,189,615.80

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Solution

The fourth proportional to 3,082,812.60, 4,625,025.30 and 1,189,615.80 is: 1,784,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082,812.60 : 4,625,025.30 = 1,189,615.80 : x
  2. Step 2: Convert to fraction form
    3,082,812.60/4,625,025.30 = 1,189,615.80/x
  3. Step 3: Cross multiply
    3,082,812.60x = 4,625,025.30 × 1,189,615.80
  4. Step 4: Simplify right side
    3,082,812.60x = 5,502,003,172,279.74
  5. Step 5: Solve for x
    x = 5,502,003,172,279.74/3,082,812.60
  6. Step 6: Final answer
    x = 1,784,734.88

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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.