Finding the Fourth Proportional to 4,316,232.40, 6,474,348.60 and 4,131,941.20
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Solution
The fourth proportional to 4,316,232.40, 6,474,348.60 and 4,131,941.20 is: 6,197,911.80
Step by Step Solution
- Step 1: Write the proportion equation
4,316,232.40 : 6,474,348.60 = 4,131,941.20 : x - Step 2: Convert to fraction form
4,316,232.40/6,474,348.60 = 4,131,941.20/x - Step 3: Cross multiply
4,316,232.40x = 6,474,348.60 × 4,131,941.20 - Step 4: Simplify right side
4,316,232.40x = 26,751,627,723,502.32 - Step 5: Solve for x
x = 26,751,627,723,502.32/4,316,232.40 - Step 6: Final answer
x = 6,197,911.80
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Similar ratio
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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.