Home / 1,458,022.44-2,012,072.22-813,442.73

Finding the Fourth Proportional to 1,458,022.44, 2,012,072.22 and 813,442.73

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Solution

The fourth proportional to 1,458,022.44, 2,012,072.22 and 813,442.73 is: 1,122,551.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,022.44 : 2,012,072.22 = 813,442.73 : x
  2. Step 2: Convert to fraction form
    1,458,022.44/2,012,072.22 = 813,442.73/x
  3. Step 3: Cross multiply
    1,458,022.44x = 2,012,072.22 × 813,442.73
  4. Step 4: Simplify right side
    1,458,022.44x = 1,636,705,519,593.96
  5. Step 5: Solve for x
    x = 1,636,705,519,593.96/1,458,022.44
  6. Step 6: Final answer
    x = 1,122,551.67

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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.