Finding the Fourth Proportional to 5,380,566.72, 7,425,232.16 and 2,966,205.12
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Solution
The fourth proportional to 5,380,566.72, 7,425,232.16 and 2,966,205.12 is: 4,093,390.68
Step by Step Solution
- Step 1: Write the proportion equation
5,380,566.72 : 7,425,232.16 = 2,966,205.12 : x - Step 2: Convert to fraction form
5,380,566.72/7,425,232.16 = 2,966,205.12/x - Step 3: Cross multiply
5,380,566.72x = 7,425,232.16 × 2,966,205.12 - Step 4: Simplify right side
5,380,566.72x = 22,024,761,650,180.66 - Step 5: Solve for x
x = 22,024,761,650,180.66/5,380,566.72 - Step 6: Final answer
x = 4,093,390.68
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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.