Finding the Fourth Proportional to 4,520,465.49, 6,239,879.33 and 2,993,064.69
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Solution
The fourth proportional to 4,520,465.49, 6,239,879.33 and 2,993,064.69 is: 4,131,513.12
Step by Step Solution
- Step 1: Write the proportion equation
4,520,465.49 : 6,239,879.33 = 2,993,064.69 : x - Step 2: Convert to fraction form
4,520,465.49/6,239,879.33 = 2,993,064.69/x - Step 3: Cross multiply
4,520,465.49x = 6,239,879.33 × 2,993,064.69 - Step 4: Simplify right side
4,520,465.49x = 18,676,362,477,518.54 - Step 5: Solve for x
x = 18,676,362,477,518.54/4,520,465.49 - Step 6: Final answer
x = 4,131,513.12
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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.