Finding the Fourth Proportional to 2,719,955.90, 4,079,933.85 and 2,247,175.10
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Solution
The fourth proportional to 2,719,955.90, 4,079,933.85 and 2,247,175.10 is: 3,370,762.65
Step by Step Solution
- Step 1: Write the proportion equation
2,719,955.90 : 4,079,933.85 = 2,247,175.10 : x - Step 2: Convert to fraction form
2,719,955.90/4,079,933.85 = 2,247,175.10/x - Step 3: Cross multiply
2,719,955.90x = 4,079,933.85 × 2,247,175.10 - Step 4: Simplify right side
2,719,955.90x = 9,168,325,757,367.14 - Step 5: Solve for x
x = 9,168,325,757,367.14/2,719,955.90 - Step 6: Final answer
x = 3,370,762.65
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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.