Finding the Fourth Proportional to 2,313,990.08, 3,469,656.16 and 1,233,171.92
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Solution
The fourth proportional to 2,313,990.08, 3,469,656.16 and 1,233,171.92 is: 1,849,049.65
Step by Step Solution
- Step 1: Write the proportion equation
2,313,990.08 : 3,469,656.16 = 1,233,171.92 : x - Step 2: Convert to fraction form
2,313,990.08/3,469,656.16 = 1,233,171.92/x - Step 3: Cross multiply
2,313,990.08x = 3,469,656.16 × 1,233,171.92 - Step 4: Simplify right side
2,313,990.08x = 4,278,682,548,567.03 - Step 5: Solve for x
x = 4,278,682,548,567.03/2,313,990.08 - Step 6: Final answer
x = 1,849,049.65
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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.