Home / 1,429,850.53-2,145,661.53-831,093.67

Finding the Fourth Proportional to 1,429,850.53, 2,145,661.53 and 831,093.67

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Solution

The fourth proportional to 1,429,850.53, 2,145,661.53 and 831,093.67 is: 1,247,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,850.53 : 2,145,661.53 = 831,093.67 : x
  2. Step 2: Convert to fraction form
    1,429,850.53/2,145,661.53 = 831,093.67/x
  3. Step 3: Cross multiply
    1,429,850.53x = 2,145,661.53 × 831,093.67
  4. Step 4: Simplify right side
    1,429,850.53x = 1,783,245,715,545.52
  5. Step 5: Solve for x
    x = 1,783,245,715,545.52/1,429,850.53
  6. Step 6: Final answer
    x = 1,247,155.33

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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.