Finding the Fourth Proportional to 5,715,606.67, 7,894,083.27 and 3,764,207.74
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Solution
The fourth proportional to 5,715,606.67, 7,894,083.27 and 3,764,207.74 is: 5,198,917.82
Step by Step Solution
- Step 1: Write the proportion equation
5,715,606.67 : 7,894,083.27 = 3,764,207.74 : x - Step 2: Convert to fraction form
5,715,606.67/7,894,083.27 = 3,764,207.74/x - Step 3: Cross multiply
5,715,606.67x = 7,894,083.27 × 3,764,207.74 - Step 4: Simplify right side
5,715,606.67x = 29,714,969,345,138.51 - Step 5: Solve for x
x = 29,714,969,345,138.51/5,715,606.67 - Step 6: Final answer
x = 5,198,917.82
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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.