Finding the Fourth Proportional to 1,087,651.22, 1,630,902.70 and 367,745.49
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Solution
The fourth proportional to 1,087,651.22, 1,630,902.70 and 367,745.49 is: 551,424.12
Step by Step Solution
- Step 1: Write the proportion equation
1,087,651.22 : 1,630,902.70 = 367,745.49 : x - Step 2: Convert to fraction form
1,087,651.22/1,630,902.70 = 367,745.49/x - Step 3: Cross multiply
1,087,651.22x = 1,630,902.70 × 367,745.49 - Step 4: Simplify right side
1,087,651.22x = 599,757,117,600.42 - Step 5: Solve for x
x = 599,757,117,600.42/1,087,651.22 - Step 6: Final answer
x = 551,424.12
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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.