Finding the Fourth Proportional to 4,217,039.36, 5,819,487.81 and 2,283,293.96
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Solution
The fourth proportional to 4,217,039.36, 5,819,487.81 and 2,283,293.96 is: 3,150,931.31
Step by Step Solution
- Step 1: Write the proportion equation
4,217,039.36 : 5,819,487.81 = 2,283,293.96 : x - Step 2: Convert to fraction form
4,217,039.36/5,819,487.81 = 2,283,293.96/x - Step 3: Cross multiply
4,217,039.36x = 5,819,487.81 × 2,283,293.96 - Step 4: Simplify right side
4,217,039.36x = 13,287,601,366,866.63 - Step 5: Solve for x
x = 13,287,601,366,866.63/4,217,039.36 - Step 6: Final answer
x = 3,150,931.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.