Home / 3,856,020.31-5,784,680.75-1,296,626.86

Finding the Fourth Proportional to 3,856,020.31, 5,784,680.75 and 1,296,626.86

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Solution

The fourth proportional to 3,856,020.31, 5,784,680.75 and 1,296,626.86 is: 1,945,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,020.31 : 5,784,680.75 = 1,296,626.86 : x
  2. Step 2: Convert to fraction form
    3,856,020.31/5,784,680.75 = 1,296,626.86/x
  3. Step 3: Cross multiply
    3,856,020.31x = 5,784,680.75 × 1,296,626.86
  4. Step 4: Simplify right side
    3,856,020.31x = 7,500,572,430,491.81
  5. Step 5: Solve for x
    x = 7,500,572,430,491.81/3,856,020.31
  6. Step 6: Final answer
    x = 1,945,158.95

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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.