Home / 1,628,906.40-2,444,234.40-682,372.80

Finding the Fourth Proportional to 1,628,906.40, 2,444,234.40 and 682,372.80

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Solution

The fourth proportional to 1,628,906.40, 2,444,234.40 and 682,372.80 is: 1,023,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,906.40 : 2,444,234.40 = 682,372.80 : x
  2. Step 2: Convert to fraction form
    1,628,906.40/2,444,234.40 = 682,372.80/x
  3. Step 3: Cross multiply
    1,628,906.40x = 2,444,234.40 × 682,372.80
  4. Step 4: Simplify right side
    1,628,906.40x = 1,667,879,071,384.32
  5. Step 5: Solve for x
    x = 1,667,879,071,384.32/1,628,906.40
  6. Step 6: Final answer
    x = 1,023,925.67

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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.