Finding the Fourth Proportional to 3,585,766.23, 4,948,212.99 and 1,954,138.62
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Solution
The fourth proportional to 3,585,766.23, 4,948,212.99 and 1,954,138.62 is: 2,696,632.60
Step by Step Solution
- Step 1: Write the proportion equation
3,585,766.23 : 4,948,212.99 = 1,954,138.62 : x - Step 2: Convert to fraction form
3,585,766.23/4,948,212.99 = 1,954,138.62/x - Step 3: Cross multiply
3,585,766.23x = 4,948,212.99 × 1,954,138.62 - Step 4: Simplify right side
3,585,766.23x = 9,669,494,103,744.67 - Step 5: Solve for x
x = 9,669,494,103,744.67/3,585,766.23 - Step 6: Final answer
x = 2,696,632.60
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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.