Finding the Fourth Proportional to 2,080,278.70, 3,120,418.05 and 504,342.70
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Solution
The fourth proportional to 2,080,278.70, 3,120,418.05 and 504,342.70 is: 756,514.05
Step by Step Solution
- Step 1: Write the proportion equation
2,080,278.70 : 3,120,418.05 = 504,342.70 : x - Step 2: Convert to fraction form
2,080,278.70/3,120,418.05 = 504,342.70/x - Step 3: Cross multiply
2,080,278.70x = 3,120,418.05 × 504,342.70 - Step 4: Simplify right side
2,080,278.70x = 1,573,760,064,465.74 - Step 5: Solve for x
x = 1,573,760,064,465.74/2,080,278.70 - Step 6: Final answer
x = 756,514.05
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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.