Home / 2,210,128.03-3,315,192.81-994,284.37

Finding the Fourth Proportional to 2,210,128.03, 3,315,192.81 and 994,284.37

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Solution

The fourth proportional to 2,210,128.03, 3,315,192.81 and 994,284.37 is: 1,491,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,128.03 : 3,315,192.81 = 994,284.37 : x
  2. Step 2: Convert to fraction form
    2,210,128.03/3,315,192.81 = 994,284.37/x
  3. Step 3: Cross multiply
    2,210,128.03x = 3,315,192.81 × 994,284.37
  4. Step 4: Simplify right side
    2,210,128.03x = 3,296,244,376,286.85
  5. Step 5: Solve for x
    x = 3,296,244,376,286.85/2,210,128.03
  6. Step 6: Final answer
    x = 1,491,426.89

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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.