Finding the Fourth Proportional to 2,554,236.84, 3,524,833.60 and 1,392,745.44
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Solution
The fourth proportional to 2,554,236.84, 3,524,833.60 and 1,392,745.44 is: 1,921,981.49
Step by Step Solution
- Step 1: Write the proportion equation
2,554,236.84 : 3,524,833.60 = 1,392,745.44 : x - Step 2: Convert to fraction form
2,554,236.84/3,524,833.60 = 1,392,745.44/x - Step 3: Cross multiply
2,554,236.84x = 3,524,833.60 × 1,392,745.44 - Step 4: Simplify right side
2,554,236.84x = 4,909,195,923,158.78 - Step 5: Solve for x
x = 4,909,195,923,158.78/2,554,236.84 - Step 6: Final answer
x = 1,921,981.49
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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.