Finding the Fourth Proportional to 3,054,480.08, 4,214,936.68 and 1,765,403.96
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Solution
The fourth proportional to 3,054,480.08, 4,214,936.68 and 1,765,403.96 is: 2,436,115.38
Step by Step Solution
- Step 1: Write the proportion equation
3,054,480.08 : 4,214,936.68 = 1,765,403.96 : x - Step 2: Convert to fraction form
3,054,480.08/4,214,936.68 = 1,765,403.96/x - Step 3: Cross multiply
3,054,480.08x = 4,214,936.68 × 1,765,403.96 - Step 4: Simplify right side
3,054,480.08x = 7,441,065,906,021.25 - Step 5: Solve for x
x = 7,441,065,906,021.25/3,054,480.08 - Step 6: Final answer
x = 2,436,115.38
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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.