Finding the Fourth Proportional to 3,585,684.75, 4,948,245.06 and 1,976,052.75
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Solution
The fourth proportional to 3,585,684.75, 4,948,245.06 and 1,976,052.75 is: 2,726,952.85
Step by Step Solution
- Step 1: Write the proportion equation
3,585,684.75 : 4,948,245.06 = 1,976,052.75 : x - Step 2: Convert to fraction form
3,585,684.75/4,948,245.06 = 1,976,052.75/x - Step 3: Cross multiply
3,585,684.75x = 4,948,245.06 × 1,976,052.75 - Step 4: Simplify right side
3,585,684.75x = 9,777,993,258,486.91 - Step 5: Solve for x
x = 9,777,993,258,486.91/3,585,684.75 - Step 6: Final answer
x = 2,726,952.85
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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.