Finding the Fourth Proportional to 2,777,893.44, 4,167,002.88 and 1,072,045.68
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Solution
The fourth proportional to 2,777,893.44, 4,167,002.88 and 1,072,045.68 is: 1,608,131.32
Step by Step Solution
- Step 1: Write the proportion equation
2,777,893.44 : 4,167,002.88 = 1,072,045.68 : x - Step 2: Convert to fraction form
2,777,893.44/4,167,002.88 = 1,072,045.68/x - Step 3: Cross multiply
2,777,893.44x = 4,167,002.88 × 1,072,045.68 - Step 4: Simplify right side
2,777,893.44x = 4,467,217,436,051.56 - Step 5: Solve for x
x = 4,467,217,436,051.56/2,777,893.44 - Step 6: Final answer
x = 1,608,131.32
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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.