Finding the Fourth Proportional to 4,689,349.96, 6,471,302.94 and 2,543,173.96
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Solution
The fourth proportional to 4,689,349.96, 6,471,302.94 and 2,543,173.96 is: 3,509,580.06
Step by Step Solution
- Step 1: Write the proportion equation
4,689,349.96 : 6,471,302.94 = 2,543,173.96 : x - Step 2: Convert to fraction form
4,689,349.96/6,471,302.94 = 2,543,173.96/x - Step 3: Cross multiply
4,689,349.96x = 6,471,302.94 × 2,543,173.96 - Step 4: Simplify right side
4,689,349.96x = 16,457,649,079,207.06 - Step 5: Solve for x
x = 16,457,649,079,207.06/4,689,349.96 - Step 6: Final answer
x = 3,509,580.06
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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.