Finding the Fourth Proportional to 4,048,975.20, 6,075,795.60 and 1,526,440.80
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Solution
The fourth proportional to 4,048,975.20, 6,075,795.60 and 1,526,440.80 is: 2,290,540.65
Step by Step Solution
- Step 1: Write the proportion equation
4,048,975.20 : 6,075,795.60 = 1,526,440.80 : x - Step 2: Convert to fraction form
4,048,975.20/6,075,795.60 = 1,526,440.80/x - Step 3: Cross multiply
4,048,975.20x = 6,075,795.60 × 1,526,440.80 - Step 4: Simplify right side
4,048,975.20x = 9,274,342,296,300.48 - Step 5: Solve for x
x = 9,274,342,296,300.48/4,048,975.20 - Step 6: Final answer
x = 2,290,540.65
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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.