Finding the Fourth Proportional to 5,184,344.48, 7,776,516.72 and 1,638,212
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Solution
The fourth proportional to 5,184,344.48, 7,776,516.72 and 1,638,212 is: 2,457,318.00
Step by Step Solution
- Step 1: Write the proportion equation
5,184,344.48 : 7,776,516.72 = 1,638,212 : x - Step 2: Convert to fraction form
5,184,344.48/7,776,516.72 = 1,638,212/x - Step 3: Cross multiply
5,184,344.48x = 7,776,516.72 × 1,638,212 - Step 4: Simplify right side
5,184,344.48x = 12,739,583,008,904.64 - Step 5: Solve for x
x = 12,739,583,008,904.64/5,184,344.48 - Step 6: Final answer
x = 2,457,318.00
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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.