Finding the Fourth Proportional to 2,008,245.92, 2,771,296.44 and 1,090,439.12
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Solution
The fourth proportional to 2,008,245.92, 2,771,296.44 and 1,090,439.12 is: 1,504,760.96
Step by Step Solution
- Step 1: Write the proportion equation
2,008,245.92 : 2,771,296.44 = 1,090,439.12 : x - Step 2: Convert to fraction form
2,008,245.92/2,771,296.44 = 1,090,439.12/x - Step 3: Cross multiply
2,008,245.92x = 2,771,296.44 × 1,090,439.12 - Step 4: Simplify right side
2,008,245.92x = 3,021,930,051,292.73 - Step 5: Solve for x
x = 3,021,930,051,292.73/2,008,245.92 - Step 6: Final answer
x = 1,504,760.96
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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.