Finding the Fourth Proportional to 4,556,982.36, 6,831,450.84 and 1,719,087.48
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Solution
The fourth proportional to 4,556,982.36, 6,831,450.84 and 1,719,087.48 is: 2,577,113.69
Step by Step Solution
- Step 1: Write the proportion equation
4,556,982.36 : 6,831,450.84 = 1,719,087.48 : x - Step 2: Convert to fraction form
4,556,982.36/6,831,450.84 = 1,719,087.48/x - Step 3: Cross multiply
4,556,982.36x = 6,831,450.84 × 1,719,087.48 - Step 4: Simplify right side
4,556,982.36x = 11,743,861,609,279.48 - Step 5: Solve for x
x = 11,743,861,609,279.48/4,556,982.36 - Step 6: Final answer
x = 2,577,113.69
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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.