Home / 2,894,997.60-4,340,422.80-1,211,234.40

Finding the Fourth Proportional to 2,894,997.60, 4,340,422.80 and 1,211,234.40

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Solution

The fourth proportional to 2,894,997.60, 4,340,422.80 and 1,211,234.40 is: 1,815,984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,997.60 : 4,340,422.80 = 1,211,234.40 : x
  2. Step 2: Convert to fraction form
    2,894,997.60/4,340,422.80 = 1,211,234.40/x
  3. Step 3: Cross multiply
    2,894,997.60x = 4,340,422.80 × 1,211,234.40
  4. Step 4: Simplify right side
    2,894,997.60x = 5,257,269,405,904.32
  5. Step 5: Solve for x
    x = 5,257,269,405,904.32/2,894,997.60
  6. Step 6: Final answer
    x = 1,815,984.03

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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.