Home / 2,215,809.20-3,327,400.20-1,219,252.40

Finding the Fourth Proportional to 2,215,809.20, 3,327,400.20 and 1,219,252.40

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Solution

The fourth proportional to 2,215,809.20, 3,327,400.20 and 1,219,252.40 is: 1,830,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,809.20 : 3,327,400.20 = 1,219,252.40 : x
  2. Step 2: Convert to fraction form
    2,215,809.20/3,327,400.20 = 1,219,252.40/x
  3. Step 3: Cross multiply
    2,215,809.20x = 3,327,400.20 × 1,219,252.40
  4. Step 4: Simplify right side
    2,215,809.20x = 4,056,940,679,610.48
  5. Step 5: Solve for x
    x = 4,056,940,679,610.48/2,215,809.20
  6. Step 6: Final answer
    x = 1,830,907.05

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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.