Finding the Fourth Proportional to 5,754,872.98, 7,941,725.49 and 3,176,554.42
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Solution
The fourth proportional to 5,754,872.98, 7,941,725.49 and 3,176,554.42 is: 4,383,645.53
Step by Step Solution
- Step 1: Write the proportion equation
5,754,872.98 : 7,941,725.49 = 3,176,554.42 : x - Step 2: Convert to fraction form
5,754,872.98/7,941,725.49 = 3,176,554.42/x - Step 3: Cross multiply
5,754,872.98x = 7,941,725.49 × 3,176,554.42 - Step 4: Simplify right side
5,754,872.98x = 25,227,323,207,686.16 - Step 5: Solve for x
x = 25,227,323,207,686.16/5,754,872.98 - Step 6: Final answer
x = 4,383,645.53
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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.