Finding the Fourth Proportional to 3,682,537.05, 5,080,140.93 and 2,861,119.62
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Solution
The fourth proportional to 3,682,537.05, 5,080,140.93 and 2,861,119.62 is: 3,946,977.50
Step by Step Solution
- Step 1: Write the proportion equation
3,682,537.05 : 5,080,140.93 = 2,861,119.62 : x - Step 2: Convert to fraction form
3,682,537.05/5,080,140.93 = 2,861,119.62/x - Step 3: Cross multiply
3,682,537.05x = 5,080,140.93 × 2,861,119.62 - Step 4: Simplify right side
3,682,537.05x = 14,534,890,887,188.05 - Step 5: Solve for x
x = 14,534,890,887,188.05/3,682,537.05 - Step 6: Final answer
x = 3,946,977.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.