Home / 2,325,222.36-3,208,876.38-1,278,589.22

Finding the Fourth Proportional to 2,325,222.36, 3,208,876.38 and 1,278,589.22

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Solution

The fourth proportional to 2,325,222.36, 3,208,876.38 and 1,278,589.22 is: 1,764,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325,222.36 : 3,208,876.38 = 1,278,589.22 : x
  2. Step 2: Convert to fraction form
    2,325,222.36/3,208,876.38 = 1,278,589.22/x
  3. Step 3: Cross multiply
    2,325,222.36x = 3,208,876.38 × 1,278,589.22
  4. Step 4: Simplify right side
    2,325,222.36x = 4,102,834,747,780.62
  5. Step 5: Solve for x
    x = 4,102,834,747,780.62/2,325,222.36
  6. Step 6: Final answer
    x = 1,764,491.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.