Finding the Fourth Proportional to 5,611,777.84, 7,744,249.74 and 3,033,458.56
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Solution
The fourth proportional to 5,611,777.84, 7,744,249.74 and 3,033,458.56 is: 4,186,170.82
Step by Step Solution
- Step 1: Write the proportion equation
5,611,777.84 : 7,744,249.74 = 3,033,458.56 : x - Step 2: Convert to fraction form
5,611,777.84/7,744,249.74 = 3,033,458.56/x - Step 3: Cross multiply
5,611,777.84x = 7,744,249.74 × 3,033,458.56 - Step 4: Simplify right side
5,611,777.84x = 23,491,860,664,580.78 - Step 5: Solve for x
x = 23,491,860,664,580.78/5,611,777.84 - Step 6: Final answer
x = 4,186,170.82
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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.