Finding the Fourth Proportional to 2,701,770.93, 3,727,929.69 and 1,540,166.40
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Solution
The fourth proportional to 2,701,770.93, 3,727,929.69 and 1,540,166.40 is: 2,125,136.51
Step by Step Solution
- Step 1: Write the proportion equation
2,701,770.93 : 3,727,929.69 = 1,540,166.40 : x - Step 2: Convert to fraction form
2,701,770.93/3,727,929.69 = 1,540,166.40/x - Step 3: Cross multiply
2,701,770.93x = 3,727,929.69 × 1,540,166.40 - Step 4: Simplify right side
2,701,770.93x = 5,741,632,050,100.42 - Step 5: Solve for x
x = 5,741,632,050,100.42/2,701,770.93 - Step 6: Final answer
x = 2,125,136.51
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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.