Finding the Fourth Proportional to 1,626,354.18, 2,243,632.77 and 981,568.26
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Solution
The fourth proportional to 1,626,354.18, 2,243,632.77 and 981,568.26 is: 1,354,120.00
Step by Step Solution
- Step 1: Write the proportion equation
1,626,354.18 : 2,243,632.77 = 981,568.26 : x - Step 2: Convert to fraction form
1,626,354.18/2,243,632.77 = 981,568.26/x - Step 3: Cross multiply
1,626,354.18x = 2,243,632.77 × 981,568.26 - Step 4: Simplify right side
1,626,354.18x = 2,202,278,714,127.88 - Step 5: Solve for x
x = 2,202,278,714,127.88/1,626,354.18 - Step 6: Final answer
x = 1,354,120.00
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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.