Finding the Fourth Proportional to 2,754,003.08, 3,800,609.84 and 1,513,590.92
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Solution
The fourth proportional to 2,754,003.08, 3,800,609.84 and 1,513,590.92 is: 2,088,802.51
Step by Step Solution
- Step 1: Write the proportion equation
2,754,003.08 : 3,800,609.84 = 1,513,590.92 : x - Step 2: Convert to fraction form
2,754,003.08/3,800,609.84 = 1,513,590.92/x - Step 3: Cross multiply
2,754,003.08x = 3,800,609.84 × 1,513,590.92 - Step 4: Simplify right side
2,754,003.08x = 5,752,568,544,286.65 - Step 5: Solve for x
x = 5,752,568,544,286.65/2,754,003.08 - Step 6: Final answer
x = 2,088,802.51
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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.