Finding the Fourth Proportional to 5,476,608.48, 8,218,948.92 and 2,597,984.30
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Solution
The fourth proportional to 5,476,608.48, 8,218,948.92 and 2,597,984.30 is: 3,898,891.14
Step by Step Solution
- Step 1: Write the proportion equation
5,476,608.48 : 8,218,948.92 = 2,597,984.30 : x - Step 2: Convert to fraction form
5,476,608.48/8,218,948.92 = 2,597,984.30/x - Step 3: Cross multiply
5,476,608.48x = 8,218,948.92 × 2,597,984.30 - Step 4: Simplify right side
5,476,608.48x = 21,352,700,256,661.95 - Step 5: Solve for x
x = 21,352,700,256,661.95/5,476,608.48 - Step 6: Final answer
x = 3,898,891.14
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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.