Finding the Fourth Proportional to 2,049,198.18, 2,827,937.97 and 1,131,424.26
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Solution
The fourth proportional to 2,049,198.18, 2,827,937.97 and 1,131,424.26 is: 1,561,390.04
Step by Step Solution
- Step 1: Write the proportion equation
2,049,198.18 : 2,827,937.97 = 1,131,424.26 : x - Step 2: Convert to fraction form
2,049,198.18/2,827,937.97 = 1,131,424.26/x - Step 3: Cross multiply
2,049,198.18x = 2,827,937.97 × 1,131,424.26 - Step 4: Simplify right side
2,049,198.18x = 3,199,597,625,033.15 - Step 5: Solve for x
x = 3,199,597,625,033.15/2,049,198.18 - Step 6: Final answer
x = 1,561,390.04
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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.