Home / 2,276,452.40-3,414,851.40-678,890.80

Finding the Fourth Proportional to 2,276,452.40, 3,414,851.40 and 678,890.80

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Solution

The fourth proportional to 2,276,452.40, 3,414,851.40 and 678,890.80 is: 1,018,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,452.40 : 3,414,851.40 = 678,890.80 : x
  2. Step 2: Convert to fraction form
    2,276,452.40/3,414,851.40 = 678,890.80/x
  3. Step 3: Cross multiply
    2,276,452.40x = 3,414,851.40 × 678,890.80
  4. Step 4: Simplify right side
    2,276,452.40x = 2,318,311,198,827.12
  5. Step 5: Solve for x
    x = 2,318,311,198,827.12/2,276,452.40
  6. Step 6: Final answer
    x = 1,018,387.73

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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.