Finding the Fourth Proportional to 5,903,810.88, 8,858,515.68 and 3,512,379.84
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Solution
The fourth proportional to 5,903,810.88, 8,858,515.68 and 3,512,379.84 is: 5,270,235.20
Step by Step Solution
- Step 1: Write the proportion equation
5,903,810.88 : 8,858,515.68 = 3,512,379.84 : x - Step 2: Convert to fraction form
5,903,810.88/8,858,515.68 = 3,512,379.84/x - Step 3: Cross multiply
5,903,810.88x = 8,858,515.68 × 3,512,379.84 - Step 4: Simplify right side
5,903,810.88x = 31,114,471,886,755.89 - Step 5: Solve for x
x = 31,114,471,886,755.89/5,903,810.88 - Step 6: Final answer
x = 5,270,235.20
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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.