Finding the Fourth Proportional to 5,106,181.92, 7,659,973.20 and 2,266,231.20
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Solution
The fourth proportional to 5,106,181.92, 7,659,973.20 and 2,266,231.20 is: 3,399,657.62
Step by Step Solution
- Step 1: Write the proportion equation
5,106,181.92 : 7,659,973.20 = 2,266,231.20 : x - Step 2: Convert to fraction form
5,106,181.92/7,659,973.20 = 2,266,231.20/x - Step 3: Cross multiply
5,106,181.92x = 7,659,973.20 × 2,266,231.20 - Step 4: Simplify right side
5,106,181.92x = 17,359,270,257,003.84 - Step 5: Solve for x
x = 17,359,270,257,003.84/5,106,181.92 - Step 6: Final answer
x = 3,399,657.62
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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.