Home / 2,414,909.20-3,622,801.20-1,213,808.80

Finding the Fourth Proportional to 2,414,909.20, 3,622,801.20 and 1,213,808.80

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Solution

The fourth proportional to 2,414,909.20, 3,622,801.20 and 1,213,808.80 is: 1,820,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,909.20 : 3,622,801.20 = 1,213,808.80 : x
  2. Step 2: Convert to fraction form
    2,414,909.20/3,622,801.20 = 1,213,808.80/x
  3. Step 3: Cross multiply
    2,414,909.20x = 3,622,801.20 × 1,213,808.80
  4. Step 4: Simplify right side
    2,414,909.20x = 4,397,387,977,210.56
  5. Step 5: Solve for x
    x = 4,397,387,977,210.56/2,414,909.20
  6. Step 6: Final answer
    x = 1,820,933.05

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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.