Home / 3,141,324.88-4,334,913.52-1,919,675.20

Finding the Fourth Proportional to 3,141,324.88, 4,334,913.52 and 1,919,675.20

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Solution

The fourth proportional to 3,141,324.88, 4,334,913.52 and 1,919,675.20 is: 2,649,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,324.88 : 4,334,913.52 = 1,919,675.20 : x
  2. Step 2: Convert to fraction form
    3,141,324.88/4,334,913.52 = 1,919,675.20/x
  3. Step 3: Cross multiply
    3,141,324.88x = 4,334,913.52 × 1,919,675.20
  4. Step 4: Simplify right side
    3,141,324.88x = 8,321,625,978,488.70
  5. Step 5: Solve for x
    x = 8,321,625,978,488.70/3,141,324.88
  6. Step 6: Final answer
    x = 2,649,081.61

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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.