Home / 1,072,015.21-1,479,383.94-588,611.67

Finding the Fourth Proportional to 1,072,015.21, 1,479,383.94 and 588,611.67

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Solution

The fourth proportional to 1,072,015.21, 1,479,383.94 and 588,611.67 is: 812,285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,015.21 : 1,479,383.94 = 588,611.67 : x
  2. Step 2: Convert to fraction form
    1,072,015.21/1,479,383.94 = 588,611.67/x
  3. Step 3: Cross multiply
    1,072,015.21x = 1,479,383.94 × 588,611.67
  4. Step 4: Simplify right side
    1,072,015.21x = 870,782,651,494.58
  5. Step 5: Solve for x
    x = 870,782,651,494.58/1,072,015.21
  6. Step 6: Final answer
    x = 812,285.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.