Finding the Fourth Proportional to 6,206,612.80, 9,304,378.80 and 2,419,214.80
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Solution
The fourth proportional to 6,206,612.80, 9,304,378.80 and 2,419,214.80 is: 3,626,662.66
Step by Step Solution
- Step 1: Write the proportion equation
6,206,612.80 : 9,304,378.80 = 2,419,214.80 : x - Step 2: Convert to fraction form
6,206,612.80/9,304,378.80 = 2,419,214.80/x - Step 3: Cross multiply
6,206,612.80x = 9,304,378.80 × 2,419,214.80 - Step 4: Simplify right side
6,206,612.80x = 22,509,290,897,766.24 - Step 5: Solve for x
x = 22,509,290,897,766.24/6,206,612.80 - Step 6: Final answer
x = 3,626,662.66
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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.