Finding the Fourth Proportional to 1,540,122.62, 2,124,515.97 and 895,471.56
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Solution
The fourth proportional to 1,540,122.62, 2,124,515.97 and 895,471.56 is: 1,235,254.65
Step by Step Solution
- Step 1: Write the proportion equation
1,540,122.62 : 2,124,515.97 = 895,471.56 : x - Step 2: Convert to fraction form
1,540,122.62/2,124,515.97 = 895,471.56/x - Step 3: Cross multiply
1,540,122.62x = 2,124,515.97 × 895,471.56 - Step 4: Simplify right side
1,540,122.62x = 1,902,443,629,900.81 - Step 5: Solve for x
x = 1,902,443,629,900.81/1,540,122.62 - Step 6: Final answer
x = 1,235,254.65
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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.