Home / 3,119,900.20-4,680,287.70-1,226,201.20

Finding the Fourth Proportional to 3,119,900.20, 4,680,287.70 and 1,226,201.20

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Solution

The fourth proportional to 3,119,900.20, 4,680,287.70 and 1,226,201.20 is: 1,839,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,900.20 : 4,680,287.70 = 1,226,201.20 : x
  2. Step 2: Convert to fraction form
    3,119,900.20/4,680,287.70 = 1,226,201.20/x
  3. Step 3: Cross multiply
    3,119,900.20x = 4,680,287.70 × 1,226,201.20
  4. Step 4: Simplify right side
    3,119,900.20x = 5,738,974,394,085.24
  5. Step 5: Solve for x
    x = 5,738,974,394,085.24/3,119,900.20
  6. Step 6: Final answer
    x = 1,839,473.71

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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.