Finding the Fourth Proportional to 3,887,518.14, 5,833,049.49 and 1,995,589.26
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Solution
The fourth proportional to 3,887,518.14, 5,833,049.49 and 1,995,589.26 is: 2,994,293.66
Step by Step Solution
- Step 1: Write the proportion equation
3,887,518.14 : 5,833,049.49 = 1,995,589.26 : x - Step 2: Convert to fraction form
3,887,518.14/5,833,049.49 = 1,995,589.26/x - Step 3: Cross multiply
3,887,518.14x = 5,833,049.49 × 1,995,589.26 - Step 4: Simplify right side
3,887,518.14x = 11,640,370,915,292.48 - Step 5: Solve for x
x = 11,640,370,915,292.48/3,887,518.14 - Step 6: Final answer
x = 2,994,293.66
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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.