Finding the Fourth Proportional to 6,352,538.05, 8,765,790.87 and 3,598,635.52
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Solution
The fourth proportional to 6,352,538.05, 8,765,790.87 and 3,598,635.52 is: 4,965,713.88
Step by Step Solution
- Step 1: Write the proportion equation
6,352,538.05 : 8,765,790.87 = 3,598,635.52 : x - Step 2: Convert to fraction form
6,352,538.05/8,765,790.87 = 3,598,635.52/x - Step 3: Cross multiply
6,352,538.05x = 8,765,790.87 × 3,598,635.52 - Step 4: Simplify right side
6,352,538.05x = 31,544,886,385,673.70 - Step 5: Solve for x
x = 31,544,886,385,673.70/6,352,538.05 - Step 6: Final answer
x = 4,965,713.88
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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.