Finding the Fourth Proportional to 1,540,121.88, 2,124,514.92 and 895,470.81
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Solution
The fourth proportional to 1,540,121.88, 2,124,514.92 and 895,470.81 is: 1,235,253.60
Step by Step Solution
- Step 1: Write the proportion equation
1,540,121.88 : 2,124,514.92 = 895,470.81 : x - Step 2: Convert to fraction form
1,540,121.88/2,124,514.92 = 895,470.81/x - Step 3: Cross multiply
1,540,121.88x = 2,124,514.92 × 895,470.81 - Step 4: Simplify right side
1,540,121.88x = 1,902,441,096,269.49 - Step 5: Solve for x
x = 1,902,441,096,269.49/1,540,121.88 - Step 6: Final answer
x = 1,235,253.60
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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.