Finding the Fourth Proportional to 4,796,624.05, 6,620,016.21 and 3,053,736.66
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Solution
The fourth proportional to 4,796,624.05, 6,620,016.21 and 3,053,736.66 is: 4,214,586.34
Step by Step Solution
- Step 1: Write the proportion equation
4,796,624.05 : 6,620,016.21 = 3,053,736.66 : x - Step 2: Convert to fraction form
4,796,624.05/6,620,016.21 = 3,053,736.66/x - Step 3: Cross multiply
4,796,624.05x = 6,620,016.21 × 3,053,736.66 - Step 4: Simplify right side
4,796,624.05x = 20,215,786,190,271.26 - Step 5: Solve for x
x = 20,215,786,190,271.26/4,796,624.05 - Step 6: Final answer
x = 4,214,586.34
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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.