Finding the Fourth Proportional to 5,416,844.40, 8,125,266.60 and 2,224,261.80
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Solution
The fourth proportional to 5,416,844.40, 8,125,266.60 and 2,224,261.80 is: 3,336,392.70
Step by Step Solution
- Step 1: Write the proportion equation
5,416,844.40 : 8,125,266.60 = 2,224,261.80 : x - Step 2: Convert to fraction form
5,416,844.40/8,125,266.60 = 2,224,261.80/x - Step 3: Cross multiply
5,416,844.40x = 8,125,266.60 × 2,224,261.80 - Step 4: Simplify right side
5,416,844.40x = 18,072,720,113,195.88 - Step 5: Solve for x
x = 18,072,720,113,195.88/5,416,844.40 - Step 6: Final answer
x = 3,336,392.70
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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.