Finding the Fourth Proportional to 4,331,351.20, 5,977,192.08 and 2,397,570.16
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Solution
The fourth proportional to 4,331,351.20, 5,977,192.08 and 2,397,570.16 is: 3,308,606.65
Step by Step Solution
- Step 1: Write the proportion equation
4,331,351.20 : 5,977,192.08 = 2,397,570.16 : x - Step 2: Convert to fraction form
4,331,351.20/5,977,192.08 = 2,397,570.16/x - Step 3: Cross multiply
4,331,351.20x = 5,977,192.08 × 2,397,570.16 - Step 4: Simplify right side
4,331,351.20x = 14,330,737,371,596.33 - Step 5: Solve for x
x = 14,330,737,371,596.33/4,331,351.20 - Step 6: Final answer
x = 3,308,606.65
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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.