Finding the Fourth Proportional to 2,372,698.40, 3,274,283.34 and 1,284,961.16
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Solution
The fourth proportional to 2,372,698.40, 3,274,283.34 and 1,284,961.16 is: 1,773,224.49
Step by Step Solution
- Step 1: Write the proportion equation
2,372,698.40 : 3,274,283.34 = 1,284,961.16 : x - Step 2: Convert to fraction form
2,372,698.40/3,274,283.34 = 1,284,961.16/x - Step 3: Cross multiply
2,372,698.40x = 3,274,283.34 × 1,284,961.16 - Step 4: Simplify right side
2,372,698.40x = 4,207,326,918,735.07 - Step 5: Solve for x
x = 4,207,326,918,735.07/2,372,698.40 - Step 6: Final answer
x = 1,773,224.49
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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.