Home / 1,040,768.46-1,436,181.21-632,813.67

Finding the Fourth Proportional to 1,040,768.46, 1,436,181.21 and 632,813.67

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Solution

The fourth proportional to 1,040,768.46, 1,436,181.21 and 632,813.67 is: 873,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,768.46 : 1,436,181.21 = 632,813.67 : x
  2. Step 2: Convert to fraction form
    1,040,768.46/1,436,181.21 = 632,813.67/x
  3. Step 3: Cross multiply
    1,040,768.46x = 1,436,181.21 × 632,813.67
  4. Step 4: Simplify right side
    1,040,768.46x = 908,835,102,285.14
  5. Step 5: Solve for x
    x = 908,835,102,285.14/1,040,768.46
  6. Step 6: Final answer
    x = 873,234.67

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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.