Finding the Fourth Proportional to 2,328,961.18, 3,493,408.94 and 731,620.12
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Solution
The fourth proportional to 2,328,961.18, 3,493,408.94 and 731,620.12 is: 1,097,419.87
Step by Step Solution
- Step 1: Write the proportion equation
2,328,961.18 : 3,493,408.94 = 731,620.12 : x - Step 2: Convert to fraction form
2,328,961.18/3,493,408.94 = 731,620.12/x - Step 3: Cross multiply
2,328,961.18x = 3,493,408.94 × 731,620.12 - Step 4: Simplify right side
2,328,961.18x = 2,555,848,267,891.87 - Step 5: Solve for x
x = 2,555,848,267,891.87/2,328,961.18 - Step 6: Final answer
x = 1,097,419.87
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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.