Home / 2,968,344.20-4,452,516.30-1,288,728.20

Finding the Fourth Proportional to 2,968,344.20, 4,452,516.30 and 1,288,728.20

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Solution

The fourth proportional to 2,968,344.20, 4,452,516.30 and 1,288,728.20 is: 1,933,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968,344.20 : 4,452,516.30 = 1,288,728.20 : x
  2. Step 2: Convert to fraction form
    2,968,344.20/4,452,516.30 = 1,288,728.20/x
  3. Step 3: Cross multiply
    2,968,344.20x = 4,452,516.30 × 1,288,728.20
  4. Step 4: Simplify right side
    2,968,344.20x = 5,738,083,316,769.66
  5. Step 5: Solve for x
    x = 5,738,083,316,769.66/2,968,344.20
  6. Step 6: Final answer
    x = 1,933,092.30

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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.