Finding the Fourth Proportional to 4,033,782.97, 5,566,621.66 and 2,198,241.77
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Solution
The fourth proportional to 4,033,782.97, 5,566,621.66 and 2,198,241.77 is: 3,033,574.27
Step by Step Solution
- Step 1: Write the proportion equation
4,033,782.97 : 5,566,621.66 = 2,198,241.77 : x - Step 2: Convert to fraction form
4,033,782.97/5,566,621.66 = 2,198,241.77/x - Step 3: Cross multiply
4,033,782.97x = 5,566,621.66 × 2,198,241.77 - Step 4: Simplify right side
4,033,782.97x = 12,236,780,217,470.03 - Step 5: Solve for x
x = 12,236,780,217,470.03/4,033,782.97 - Step 6: Final answer
x = 3,033,574.27
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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.