Finding the Fourth Proportional to 5,505,305.40, 8,257,958.10 and 3,592,117.80
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Solution
The fourth proportional to 5,505,305.40, 8,257,958.10 and 3,592,117.80 is: 5,388,176.70
Step by Step Solution
- Step 1: Write the proportion equation
5,505,305.40 : 8,257,958.10 = 3,592,117.80 : x - Step 2: Convert to fraction form
5,505,305.40/8,257,958.10 = 3,592,117.80/x - Step 3: Cross multiply
5,505,305.40x = 8,257,958.10 × 3,592,117.80 - Step 4: Simplify right side
5,505,305.40x = 29,663,558,282,664.18 - Step 5: Solve for x
x = 29,663,558,282,664.18/5,505,305.40 - Step 6: Final answer
x = 5,388,176.70
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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.