Finding the Fourth Proportional to 3,713,403.06, 5,124,514.59 and 2,081,879.19
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Solution
The fourth proportional to 3,713,403.06, 5,124,514.59 and 2,081,879.19 is: 2,873,003.58
Step by Step Solution
- Step 1: Write the proportion equation
3,713,403.06 : 5,124,514.59 = 2,081,879.19 : x - Step 2: Convert to fraction form
3,713,403.06/5,124,514.59 = 2,081,879.19/x - Step 3: Cross multiply
3,713,403.06x = 5,124,514.59 × 2,081,879.19 - Step 4: Simplify right side
3,713,403.06x = 10,668,620,283,772.38 - Step 5: Solve for x
x = 10,668,620,283,772.38/3,713,403.06 - Step 6: Final answer
x = 2,873,003.58
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1.5x scale
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.