Finding the Fourth Proportional to 4,394,480.40, 6,591,720.60 and 4,366,486.80
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Solution
The fourth proportional to 4,394,480.40, 6,591,720.60 and 4,366,486.80 is: 6,549,730.20
Step by Step Solution
- Step 1: Write the proportion equation
4,394,480.40 : 6,591,720.60 = 4,366,486.80 : x - Step 2: Convert to fraction form
4,394,480.40/6,591,720.60 = 4,366,486.80/x - Step 3: Cross multiply
4,394,480.40x = 6,591,720.60 × 4,366,486.80 - Step 4: Simplify right side
4,394,480.40x = 28,782,660,989,188.08 - Step 5: Solve for x
x = 28,782,660,989,188.08/4,394,480.40 - Step 6: Final answer
x = 6,549,730.20
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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.