Finding the Fourth Proportional to 5,304,908.70, 7,958,915.55 and 1,710,602.82
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Solution
The fourth proportional to 5,304,908.70, 7,958,915.55 and 1,710,602.82 is: 2,566,404.84
Step by Step Solution
- Step 1: Write the proportion equation
5,304,908.70 : 7,958,915.55 = 1,710,602.82 : x - Step 2: Convert to fraction form
5,304,908.70/7,958,915.55 = 1,710,602.82/x - Step 3: Cross multiply
5,304,908.70x = 7,958,915.55 × 1,710,602.82 - Step 4: Simplify right side
5,304,908.70x = 13,614,543,383,971.85 - Step 5: Solve for x
x = 13,614,543,383,971.85/5,304,908.70 - Step 6: Final answer
x = 2,566,404.84
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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.