Finding the Fourth Proportional to 3,680,452.69, 5,521,182.08 and 1,283,938.09
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Solution
The fourth proportional to 3,680,452.69, 5,521,182.08 and 1,283,938.09 is: 1,926,082.62
Step by Step Solution
- Step 1: Write the proportion equation
3,680,452.69 : 5,521,182.08 = 1,283,938.09 : x - Step 2: Convert to fraction form
3,680,452.69/5,521,182.08 = 1,283,938.09/x - Step 3: Cross multiply
3,680,452.69x = 5,521,182.08 × 1,283,938.09 - Step 4: Simplify right side
3,680,452.69x = 7,088,855,954,114.78 - Step 5: Solve for x
x = 7,088,855,954,114.78/3,680,452.69 - Step 6: Final answer
x = 1,926,082.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.