Finding the Fourth Proportional to 3,128,536.44, 4,693,495.86 and 1,133,940.60
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Solution
The fourth proportional to 3,128,536.44, 4,693,495.86 and 1,133,940.60 is: 1,701,161.43
Step by Step Solution
- Step 1: Write the proportion equation
3,128,536.44 : 4,693,495.86 = 1,133,940.60 : x - Step 2: Convert to fraction form
3,128,536.44/4,693,495.86 = 1,133,940.60/x - Step 3: Cross multiply
3,128,536.44x = 4,693,495.86 × 1,133,940.60 - Step 4: Simplify right side
3,128,536.44x = 5,322,145,511,585.92 - Step 5: Solve for x
x = 5,322,145,511,585.92/3,128,536.44 - Step 6: Final answer
x = 1,701,161.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.