Finding the Fourth Proportional to 5,368,185, 7,405,654.26 and 3,191,493.08
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Solution
The fourth proportional to 5,368,185, 7,405,654.26 and 3,191,493.08 is: 4,402,809.20
Step by Step Solution
- Step 1: Write the proportion equation
5,368,185 : 7,405,654.26 = 3,191,493.08 : x - Step 2: Convert to fraction form
5,368,185/7,405,654.26 = 3,191,493.08/x - Step 3: Cross multiply
5,368,185x = 7,405,654.26 × 3,191,493.08 - Step 4: Simplify right side
5,368,185x = 23,635,094,323,662.52 - Step 5: Solve for x
x = 23,635,094,323,662.52/5,368,185 - Step 6: Final answer
x = 4,402,809.20
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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.