Finding the Fourth Proportional to 1,783,018.80, 2,669,804.19 and 939,799.08
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Solution
The fourth proportional to 1,783,018.80, 2,669,804.19 and 939,799.08 is: 1,407,208.67
Step by Step Solution
- Step 1: Write the proportion equation
1,783,018.80 : 2,669,804.19 = 939,799.08 : x - Step 2: Convert to fraction form
1,783,018.80/2,669,804.19 = 939,799.08/x - Step 3: Cross multiply
1,783,018.80x = 2,669,804.19 × 939,799.08 - Step 4: Simplify right side
1,783,018.80x = 2,509,079,503,494.13 - Step 5: Solve for x
x = 2,509,079,503,494.13/1,783,018.80 - Step 6: Final answer
x = 1,407,208.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.