Finding the Fourth Proportional to 5,504,912.70, 8,257,369.05 and 2,316,266.70
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Solution
The fourth proportional to 5,504,912.70, 8,257,369.05 and 2,316,266.70 is: 3,474,400.05
Step by Step Solution
- Step 1: Write the proportion equation
5,504,912.70 : 8,257,369.05 = 2,316,266.70 : x - Step 2: Convert to fraction form
5,504,912.70/8,257,369.05 = 2,316,266.70/x - Step 3: Cross multiply
5,504,912.70x = 8,257,369.05 × 2,316,266.70 - Step 4: Simplify right side
5,504,912.70x = 19,126,268,960,125.64 - Step 5: Solve for x
x = 19,126,268,960,125.64/5,504,912.70 - Step 6: Final answer
x = 3,474,400.05
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1.5x scale
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.