Finding the Fourth Proportional to 1,694,083.36, 2,338,929.12 and 1,050,191.68
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Solution
The fourth proportional to 1,694,083.36, 2,338,929.12 and 1,050,191.68 is: 1,449,942.76
Step by Step Solution
- Step 1: Write the proportion equation
1,694,083.36 : 2,338,929.12 = 1,050,191.68 : x - Step 2: Convert to fraction form
1,694,083.36/2,338,929.12 = 1,050,191.68/x - Step 3: Cross multiply
1,694,083.36x = 2,338,929.12 × 1,050,191.68 - Step 4: Simplify right side
1,694,083.36x = 2,456,323,901,933.72 - Step 5: Solve for x
x = 2,456,323,901,933.72/1,694,083.36 - Step 6: Final answer
x = 1,449,942.76
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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.