Finding the Fourth Proportional to 5,184,814.85, 7,153,048.87 and 3,247,703.09
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Solution
The fourth proportional to 5,184,814.85, 7,153,048.87 and 3,247,703.09 is: 4,480,580.23
Step by Step Solution
- Step 1: Write the proportion equation
5,184,814.85 : 7,153,048.87 = 3,247,703.09 : x - Step 2: Convert to fraction form
5,184,814.85/7,153,048.87 = 3,247,703.09/x - Step 3: Cross multiply
5,184,814.85x = 7,153,048.87 × 3,247,703.09 - Step 4: Simplify right side
5,184,814.85x = 23,230,978,918,020.01 - Step 5: Solve for x
x = 23,230,978,918,020.01/5,184,814.85 - Step 6: Final answer
x = 4,480,580.23
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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.