Finding the Fourth Proportional to 5,376,590.37, 7,419,672.41 and 2,929,193.87
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Solution
The fourth proportional to 5,376,590.37, 7,419,672.41 and 2,929,193.87 is: 4,042,275.38
Step by Step Solution
- Step 1: Write the proportion equation
5,376,590.37 : 7,419,672.41 = 2,929,193.87 : x - Step 2: Convert to fraction form
5,376,590.37/7,419,672.41 = 2,929,193.87/x - Step 3: Cross multiply
5,376,590.37x = 7,419,672.41 × 2,929,193.87 - Step 4: Simplify right side
5,376,590.37x = 21,733,658,889,035.80 - Step 5: Solve for x
x = 21,733,658,889,035.80/5,376,590.37 - Step 6: Final answer
x = 4,042,275.38
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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.