Finding the Fourth Proportional to 2,303,181.37, 3,178,390.62 and 1,284,586.12
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Solution
The fourth proportional to 2,303,181.37, 3,178,390.62 and 1,284,586.12 is: 1,772,729.03
Step by Step Solution
- Step 1: Write the proportion equation
2,303,181.37 : 3,178,390.62 = 1,284,586.12 : x - Step 2: Convert to fraction form
2,303,181.37/3,178,390.62 = 1,284,586.12/x - Step 3: Cross multiply
2,303,181.37x = 3,178,390.62 × 1,284,586.12 - Step 4: Simplify right side
2,303,181.37x = 4,082,916,474,390.20 - Step 5: Solve for x
x = 4,082,916,474,390.20/2,303,181.37 - Step 6: Final answer
x = 1,772,729.03
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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.