Finding the Fourth Proportional to 4,022,135.20, 6,033,202.80 and 2,132,567.20
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Solution
The fourth proportional to 4,022,135.20, 6,033,202.80 and 2,132,567.20 is: 3,198,850.80
Step by Step Solution
- Step 1: Write the proportion equation
4,022,135.20 : 6,033,202.80 = 2,132,567.20 : x - Step 2: Convert to fraction form
4,022,135.20/6,033,202.80 = 2,132,567.20/x - Step 3: Cross multiply
4,022,135.20x = 6,033,202.80 × 2,132,567.20 - Step 4: Simplify right side
4,022,135.20x = 12,866,210,402,228.16 - Step 5: Solve for x
x = 12,866,210,402,228.16/4,022,135.20 - Step 6: Final answer
x = 3,198,850.80
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1.5x scale
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.