Finding the Fourth Proportional to 2,449,167.12, 3,379,923.72 and 1,482,474.24
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Solution
The fourth proportional to 2,449,167.12, 3,379,923.72 and 1,482,474.24 is: 2,045,858.70
Step by Step Solution
- Step 1: Write the proportion equation
2,449,167.12 : 3,379,923.72 = 1,482,474.24 : x - Step 2: Convert to fraction form
2,449,167.12/3,379,923.72 = 1,482,474.24/x - Step 3: Cross multiply
2,449,167.12x = 3,379,923.72 × 1,482,474.24 - Step 4: Simplify right side
2,449,167.12x = 5,010,649,848,064.97 - Step 5: Solve for x
x = 5,010,649,848,064.97/2,449,167.12 - Step 6: Final answer
x = 2,045,858.70
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1.5x scale
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.