Finding the Fourth Proportional to 4,083,350.40, 6,118,027.20 and 2,662,675.20
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Solution
The fourth proportional to 4,083,350.40, 6,118,027.20 and 2,662,675.20 is: 3,989,449.28
Step by Step Solution
- Step 1: Write the proportion equation
4,083,350.40 : 6,118,027.20 = 2,662,675.20 : x - Step 2: Convert to fraction form
4,083,350.40/6,118,027.20 = 2,662,675.20/x - Step 3: Cross multiply
4,083,350.40x = 6,118,027.20 × 2,662,675.20 - Step 4: Simplify right side
4,083,350.40x = 16,290,319,298,365.44 - Step 5: Solve for x
x = 16,290,319,298,365.44/4,083,350.40 - Step 6: Final answer
x = 3,989,449.28
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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.