Finding the Fourth Proportional to 4,393,747.40, 6,591,244.99 and 1,361,351.62
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Solution
The fourth proportional to 4,393,747.40, 6,591,244.99 and 1,361,351.62 is: 2,042,220.73
Step by Step Solution
- Step 1: Write the proportion equation
4,393,747.40 : 6,591,244.99 = 1,361,351.62 : x - Step 2: Convert to fraction form
4,393,747.40/6,591,244.99 = 1,361,351.62/x - Step 3: Cross multiply
4,393,747.40x = 6,591,244.99 × 1,361,351.62 - Step 4: Simplify right side
4,393,747.40x = 8,973,002,011,997.16 - Step 5: Solve for x
x = 8,973,002,011,997.16/4,393,747.40 - Step 6: Final answer
x = 2,042,220.73
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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.