Finding the Fourth Proportional to 3,317,378.44, 4,976,293.74 and 1,128,056.62
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Solution
The fourth proportional to 3,317,378.44, 4,976,293.74 and 1,128,056.62 is: 1,692,161.81
Step by Step Solution
- Step 1: Write the proportion equation
3,317,378.44 : 4,976,293.74 = 1,128,056.62 : x - Step 2: Convert to fraction form
3,317,378.44/4,976,293.74 = 1,128,056.62/x - Step 3: Cross multiply
3,317,378.44x = 4,976,293.74 × 1,128,056.62 - Step 4: Simplify right side
3,317,378.44x = 5,613,541,096,471.56 - Step 5: Solve for x
x = 5,613,541,096,471.56/3,317,378.44 - Step 6: Final answer
x = 1,692,161.81
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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.