Home / 3,919,405.03-5,879,105.38-1,223,961.25

Finding the Fourth Proportional to 3,919,405.03, 5,879,105.38 and 1,223,961.25

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Solution

The fourth proportional to 3,919,405.03, 5,879,105.38 and 1,223,961.25 is: 1,835,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,405.03 : 5,879,105.38 = 1,223,961.25 : x
  2. Step 2: Convert to fraction form
    3,919,405.03/5,879,105.38 = 1,223,961.25/x
  3. Step 3: Cross multiply
    3,919,405.03x = 5,879,105.38 × 1,223,961.25
  4. Step 4: Simplify right side
    3,919,405.03x = 7,195,797,167,642.03
  5. Step 5: Solve for x
    x = 7,195,797,167,642.03/3,919,405.03
  6. Step 6: Final answer
    x = 1,835,941.20

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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.