Finding the Fourth Proportional to 3,339,766.53, 4,608,879.48 and 1,811,873.25
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Solution
The fourth proportional to 3,339,766.53, 4,608,879.48 and 1,811,873.25 is: 2,500,385.99
Step by Step Solution
- Step 1: Write the proportion equation
3,339,766.53 : 4,608,879.48 = 1,811,873.25 : x - Step 2: Convert to fraction form
3,339,766.53/4,608,879.48 = 1,811,873.25/x - Step 3: Cross multiply
3,339,766.53x = 4,608,879.48 × 1,811,873.25 - Step 4: Simplify right side
3,339,766.53x = 8,350,705,442,285.91 - Step 5: Solve for x
x = 8,350,705,442,285.91/3,339,766.53 - Step 6: Final answer
x = 2,500,385.99
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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.