Finding the Fourth Proportional to 3,837,355.92, 5,296,244.40 and 2,288,716.92
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Solution
The fourth proportional to 3,837,355.92, 5,296,244.40 and 2,288,716.92 is: 3,158,842.81
Step by Step Solution
- Step 1: Write the proportion equation
3,837,355.92 : 5,296,244.40 = 2,288,716.92 : x - Step 2: Convert to fraction form
3,837,355.92/5,296,244.40 = 2,288,716.92/x - Step 3: Cross multiply
3,837,355.92x = 5,296,244.40 × 2,288,716.92 - Step 4: Simplify right side
3,837,355.92x = 12,121,604,170,735.25 - Step 5: Solve for x
x = 12,121,604,170,735.25/3,837,355.92 - Step 6: Final answer
x = 3,158,842.81
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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.