Home / 2,689,400.40-4,034,100.60-1,006,414.80

Finding the Fourth Proportional to 2,689,400.40, 4,034,100.60 and 1,006,414.80

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Solution

The fourth proportional to 2,689,400.40, 4,034,100.60 and 1,006,414.80 is: 1,509,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,400.40 : 4,034,100.60 = 1,006,414.80 : x
  2. Step 2: Convert to fraction form
    2,689,400.40/4,034,100.60 = 1,006,414.80/x
  3. Step 3: Cross multiply
    2,689,400.40x = 4,034,100.60 × 1,006,414.80
  4. Step 4: Simplify right side
    2,689,400.40x = 4,059,978,548,528.88
  5. Step 5: Solve for x
    x = 4,059,978,548,528.88/2,689,400.40
  6. Step 6: Final answer
    x = 1,509,622.20

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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.