Finding the Fourth Proportional to 1,940,029.54, 2,677,112.67 and 1,165,199.97
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Solution
The fourth proportional to 1,940,029.54, 2,677,112.67 and 1,165,199.97 is: 1,607,899.03
Step by Step Solution
- Step 1: Write the proportion equation
1,940,029.54 : 2,677,112.67 = 1,165,199.97 : x - Step 2: Convert to fraction form
1,940,029.54/2,677,112.67 = 1,165,199.97/x - Step 3: Cross multiply
1,940,029.54x = 2,677,112.67 × 1,165,199.97 - Step 4: Simplify right side
1,940,029.54x = 3,119,371,617,179.29 - Step 5: Solve for x
x = 3,119,371,617,179.29/1,940,029.54 - Step 6: Final answer
x = 1,607,899.03
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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.