Finding the Fourth Proportional to 5,184,811.62, 7,153,044.44 and 3,247,699.86
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Solution
The fourth proportional to 5,184,811.62, 7,153,044.44 and 3,247,699.86 is: 4,480,575.79
Step by Step Solution
- Step 1: Write the proportion equation
5,184,811.62 : 7,153,044.44 = 3,247,699.86 : x - Step 2: Convert to fraction form
5,184,811.62/7,153,044.44 = 3,247,699.86/x - Step 3: Cross multiply
5,184,811.62x = 7,153,044.44 × 3,247,699.86 - Step 4: Simplify right side
5,184,811.62x = 23,230,941,410,123.28 - Step 5: Solve for x
x = 23,230,941,410,123.28/5,184,811.62 - Step 6: Final answer
x = 4,480,575.79
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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.