Finding the Fourth Proportional to 3,686,096.24, 5,531,634.31 and 1,289,961.63
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Solution
The fourth proportional to 3,686,096.24, 5,531,634.31 and 1,289,961.63 is: 1,935,813.81
Step by Step Solution
- Step 1: Write the proportion equation
3,686,096.24 : 5,531,634.31 = 1,289,961.63 : x - Step 2: Convert to fraction form
3,686,096.24/5,531,634.31 = 1,289,961.63/x - Step 3: Cross multiply
3,686,096.24x = 5,531,634.31 × 1,289,961.63 - Step 4: Simplify right side
3,686,096.24x = 7,135,596,011,091.53 - Step 5: Solve for x
x = 7,135,596,011,091.53/3,686,096.24 - Step 6: Final answer
x = 1,935,813.81
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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.