Finding the Fourth Proportional to 2,351,550.63, 3,245,246.60 and 1,384,721.67
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Solution
The fourth proportional to 2,351,550.63, 3,245,246.60 and 1,384,721.67 is: 1,910,978.75
Step by Step Solution
- Step 1: Write the proportion equation
2,351,550.63 : 3,245,246.60 = 1,384,721.67 : x - Step 2: Convert to fraction form
2,351,550.63/3,245,246.60 = 1,384,721.67/x - Step 3: Cross multiply
2,351,550.63x = 3,245,246.60 × 1,384,721.67 - Step 4: Simplify right side
2,351,550.63x = 4,493,763,284,590.21 - Step 5: Solve for x
x = 4,493,763,284,590.21/2,351,550.63 - Step 6: Final answer
x = 1,910,978.75
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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.