Finding the Fourth Proportional to 5,453,165.60, 8,179,671.60 and 2,461,344.80
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Solution
The fourth proportional to 5,453,165.60, 8,179,671.60 and 2,461,344.80 is: 3,691,982.54
Step by Step Solution
- Step 1: Write the proportion equation
5,453,165.60 : 8,179,671.60 = 2,461,344.80 : x - Step 2: Convert to fraction form
5,453,165.60/8,179,671.60 = 2,461,344.80/x - Step 3: Cross multiply
5,453,165.60x = 8,179,671.60 × 2,461,344.80 - Step 4: Simplify right side
5,453,165.60x = 20,132,992,158,367.68 - Step 5: Solve for x
x = 20,132,992,158,367.68/5,453,165.60 - Step 6: Final answer
x = 3,691,982.54
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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.