Home / 2,219,690.37-3,328,263.81-682,285.41

Finding the Fourth Proportional to 2,219,690.37, 3,328,263.81 and 682,285.41

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Solution

The fourth proportional to 2,219,690.37, 3,328,263.81 and 682,285.41 is: 1,023,037.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,690.37 : 3,328,263.81 = 682,285.41 : x
  2. Step 2: Convert to fraction form
    2,219,690.37/3,328,263.81 = 682,285.41/x
  3. Step 3: Cross multiply
    2,219,690.37x = 3,328,263.81 × 682,285.41
  4. Step 4: Simplify right side
    2,219,690.37x = 2,270,825,838,194.01
  5. Step 5: Solve for x
    x = 2,270,825,838,194.01/2,219,690.37
  6. Step 6: Final answer
    x = 1,023,037.21

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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.