Home / 2,108,336.60-3,155,247.30-1,267,491.80

Finding the Fourth Proportional to 2,108,336.60, 3,155,247.30 and 1,267,491.80

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Solution

The fourth proportional to 2,108,336.60, 3,155,247.30 and 1,267,491.80 is: 1,896,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,336.60 : 3,155,247.30 = 1,267,491.80 : x
  2. Step 2: Convert to fraction form
    2,108,336.60/3,155,247.30 = 1,267,491.80/x
  3. Step 3: Cross multiply
    2,108,336.60x = 3,155,247.30 × 1,267,491.80
  4. Step 4: Simplify right side
    2,108,336.60x = 3,999,250,079,722.14
  5. Step 5: Solve for x
    x = 3,999,250,079,722.14/2,108,336.60
  6. Step 6: Final answer
    x = 1,896,874.57

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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.