Finding the Fourth Proportional to 6,207,879.99, 9,313,221.18 and 1,890,316.20
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Solution
The fourth proportional to 6,207,879.99, 9,313,221.18 and 1,890,316.20 is: 2,835,900.97
Step by Step Solution
- Step 1: Write the proportion equation
6,207,879.99 : 9,313,221.18 = 1,890,316.20 : x - Step 2: Convert to fraction form
6,207,879.99/9,313,221.18 = 1,890,316.20/x - Step 3: Cross multiply
6,207,879.99x = 9,313,221.18 × 1,890,316.20 - Step 4: Simplify right side
6,207,879.99x = 17,604,932,870,737.11 - Step 5: Solve for x
x = 17,604,932,870,737.11/6,207,879.99 - Step 6: Final answer
x = 2,835,900.97
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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.