Finding the Fourth Proportional to 3,477,325.52, 4,798,939.56 and 1,949,531.60
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Solution
The fourth proportional to 3,477,325.52, 4,798,939.56 and 1,949,531.60 is: 2,690,482.75
Step by Step Solution
- Step 1: Write the proportion equation
3,477,325.52 : 4,798,939.56 = 1,949,531.60 : x - Step 2: Convert to fraction form
3,477,325.52/4,798,939.56 = 1,949,531.60/x - Step 3: Cross multiply
3,477,325.52x = 4,798,939.56 × 1,949,531.60 - Step 4: Simplify right side
3,477,325.52x = 9,355,684,318,710.10 - Step 5: Solve for x
x = 9,355,684,318,710.10/3,477,325.52 - Step 6: Final answer
x = 2,690,482.75
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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.