Finding the Fourth Proportional to 5,519,532.07, 8,278,715.70 and 1,476,427.87
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Solution
The fourth proportional to 5,519,532.07, 8,278,715.70 and 1,476,427.87 is: 2,214,486.02
Step by Step Solution
- Step 1: Write the proportion equation
5,519,532.07 : 8,278,715.70 = 1,476,427.87 : x - Step 2: Convert to fraction form
5,519,532.07/8,278,715.70 = 1,476,427.87/x - Step 3: Cross multiply
5,519,532.07x = 8,278,715.70 × 1,476,427.87 - Step 4: Simplify right side
5,519,532.07x = 12,222,926,587,286.56 - Step 5: Solve for x
x = 12,222,926,587,286.56/5,519,532.07 - Step 6: Final answer
x = 2,214,486.02
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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.