Finding the Fourth Proportional to 1,517,449.17, 2,274,211.53 and 1,135,372.17
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Solution
The fourth proportional to 1,517,449.17, 2,274,211.53 and 1,135,372.17 is: 1,701,590.10
Step by Step Solution
- Step 1: Write the proportion equation
1,517,449.17 : 2,274,211.53 = 1,135,372.17 : x - Step 2: Convert to fraction form
1,517,449.17/2,274,211.53 = 1,135,372.17/x - Step 3: Cross multiply
1,517,449.17x = 2,274,211.53 × 1,135,372.17 - Step 4: Simplify right side
1,517,449.17x = 2,582,076,479,855.12 - Step 5: Solve for x
x = 2,582,076,479,855.12/1,517,449.17 - Step 6: Final answer
x = 1,701,590.10
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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.