Finding the Fourth Proportional to 3,237,304.80, 4,855,957.20 and 1,106,680.80
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Solution
The fourth proportional to 3,237,304.80, 4,855,957.20 and 1,106,680.80 is: 1,660,021.20
Step by Step Solution
- Step 1: Write the proportion equation
3,237,304.80 : 4,855,957.20 = 1,106,680.80 : x - Step 2: Convert to fraction form
3,237,304.80/4,855,957.20 = 1,106,680.80/x - Step 3: Cross multiply
3,237,304.80x = 4,855,957.20 × 1,106,680.80 - Step 4: Simplify right side
3,237,304.80x = 5,373,994,598,861.76 - Step 5: Solve for x
x = 5,373,994,598,861.76/3,237,304.80 - Step 6: Final answer
x = 1,660,021.20
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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.