Home / 4,080,657.70-6,120,986.55-1,240,765.30

Finding the Fourth Proportional to 4,080,657.70, 6,120,986.55 and 1,240,765.30

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Solution

The fourth proportional to 4,080,657.70, 6,120,986.55 and 1,240,765.30 is: 1,861,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,657.70 : 6,120,986.55 = 1,240,765.30 : x
  2. Step 2: Convert to fraction form
    4,080,657.70/6,120,986.55 = 1,240,765.30/x
  3. Step 3: Cross multiply
    4,080,657.70x = 6,120,986.55 × 1,240,765.30
  4. Step 4: Simplify right side
    4,080,657.70x = 7,594,707,713,006.72
  5. Step 5: Solve for x
    x = 7,594,707,713,006.72/4,080,657.70
  6. Step 6: Final answer
    x = 1,861,147.95

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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.