Finding the Fourth Proportional to 1,343,234.94, 2,014,850.25 and 921,231.42
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Solution
The fourth proportional to 1,343,234.94, 2,014,850.25 and 921,231.42 is: 1,381,845.65
Step by Step Solution
- Step 1: Write the proportion equation
1,343,234.94 : 2,014,850.25 = 921,231.42 : x - Step 2: Convert to fraction form
1,343,234.94/2,014,850.25 = 921,231.42/x - Step 3: Cross multiply
1,343,234.94x = 2,014,850.25 × 921,231.42 - Step 4: Simplify right side
1,343,234.94x = 1,856,143,356,894.86 - Step 5: Solve for x
x = 1,856,143,356,894.86/1,343,234.94 - Step 6: Final answer
x = 1,381,845.65
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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.