Finding the Fourth Proportional to 1,451,521.24, 2,177,311.83 and 528,245.62
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Solution
The fourth proportional to 1,451,521.24, 2,177,311.83 and 528,245.62 is: 792,379.34
Step by Step Solution
- Step 1: Write the proportion equation
1,451,521.24 : 2,177,311.83 = 528,245.62 : x - Step 2: Convert to fraction form
1,451,521.24/2,177,311.83 = 528,245.62/x - Step 3: Cross multiply
1,451,521.24x = 2,177,311.83 × 528,245.62 - Step 4: Simplify right side
1,451,521.24x = 1,150,155,437,571.68 - Step 5: Solve for x
x = 1,150,155,437,571.68/1,451,521.24 - Step 6: Final answer
x = 792,379.34
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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.