Finding the Fourth Proportional to 4,879,210.92, 6,733,351.19 and 2,703,790.40
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Solution
The fourth proportional to 4,879,210.92, 6,733,351.19 and 2,703,790.40 is: 3,731,252.99
Step by Step Solution
- Step 1: Write the proportion equation
4,879,210.92 : 6,733,351.19 = 2,703,790.40 : x - Step 2: Convert to fraction form
4,879,210.92/6,733,351.19 = 2,703,790.40/x - Step 3: Cross multiply
4,879,210.92x = 6,733,351.19 × 2,703,790.40 - Step 4: Simplify right side
4,879,210.92x = 18,205,570,310,665 - Step 5: Solve for x
x = 18,205,570,310,665/4,879,210.92 - Step 6: Final answer
x = 3,731,252.99
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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.