Finding the Fourth Proportional to 1,489,516.84, 2,232,499.74 and 1,037,791.72
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Solution
The fourth proportional to 1,489,516.84, 2,232,499.74 and 1,037,791.72 is: 1,555,450.52
Step by Step Solution
- Step 1: Write the proportion equation
1,489,516.84 : 2,232,499.74 = 1,037,791.72 : x - Step 2: Convert to fraction form
1,489,516.84/2,232,499.74 = 1,037,791.72/x - Step 3: Cross multiply
1,489,516.84x = 2,232,499.74 × 1,037,791.72 - Step 4: Simplify right side
1,489,516.84x = 2,316,869,745,074.15 - Step 5: Solve for x
x = 2,316,869,745,074.15/1,489,516.84 - Step 6: Final answer
x = 1,555,450.52
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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.