Finding the Fourth Proportional to 4,624,286.88, 6,383,697.84 and 3,478,804.32
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Solution
The fourth proportional to 4,624,286.88, 6,383,697.84 and 3,478,804.32 is: 4,802,391.42
Step by Step Solution
- Step 1: Write the proportion equation
4,624,286.88 : 6,383,697.84 = 3,478,804.32 : x - Step 2: Convert to fraction form
4,624,286.88/6,383,697.84 = 3,478,804.32/x - Step 3: Cross multiply
4,624,286.88x = 6,383,697.84 × 3,478,804.32 - Step 4: Simplify right side
4,624,286.88x = 22,207,635,623,366.67 - Step 5: Solve for x
x = 22,207,635,623,366.67/4,624,286.88 - Step 6: Final answer
x = 4,802,391.42
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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.