Home / 1,042,149.60-1,560,891.60-622,245.60

Finding the Fourth Proportional to 1,042,149.60, 1,560,891.60 and 622,245.60

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Solution

The fourth proportional to 1,042,149.60, 1,560,891.60 and 622,245.60 is: 931,975.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,149.60 : 1,560,891.60 = 622,245.60 : x
  2. Step 2: Convert to fraction form
    1,042,149.60/1,560,891.60 = 622,245.60/x
  3. Step 3: Cross multiply
    1,042,149.60x = 1,560,891.60 × 622,245.60
  4. Step 4: Simplify right side
    1,042,149.60x = 971,257,930,176.96
  5. Step 5: Solve for x
    x = 971,257,930,176.96/1,042,149.60
  6. Step 6: Final answer
    x = 931,975.53

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1.5x scale

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.