Finding the Fourth Proportional to 6,494,553.20, 9,743,212.20 and 2,007,282.80
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Solution
The fourth proportional to 6,494,553.20, 9,743,212.20 and 2,007,282.80 is: 3,011,351.46
Step by Step Solution
- Step 1: Write the proportion equation
6,494,553.20 : 9,743,212.20 = 2,007,282.80 : x - Step 2: Convert to fraction form
6,494,553.20/9,743,212.20 = 2,007,282.80/x - Step 3: Cross multiply
6,494,553.20x = 9,743,212.20 × 2,007,282.80 - Step 4: Simplify right side
6,494,553.20x = 19,557,382,265,810.16 - Step 5: Solve for x
x = 19,557,382,265,810.16/6,494,553.20 - Step 6: Final answer
x = 3,011,351.46
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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.