Finding the Fourth Proportional to 4,088,485.80, 6,132,728.70 and 3,822,765.30
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Solution
The fourth proportional to 4,088,485.80, 6,132,728.70 and 3,822,765.30 is: 5,734,147.95
Step by Step Solution
- Step 1: Write the proportion equation
4,088,485.80 : 6,132,728.70 = 3,822,765.30 : x - Step 2: Convert to fraction form
4,088,485.80/6,132,728.70 = 3,822,765.30/x - Step 3: Cross multiply
4,088,485.80x = 6,132,728.70 × 3,822,765.30 - Step 4: Simplify right side
4,088,485.80x = 23,443,982,468,674.11 - Step 5: Solve for x
x = 23,443,982,468,674.11/4,088,485.80 - Step 6: Final answer
x = 5,734,147.95
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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.