Finding the Fourth Proportional to 752,059.62, 1,122,804.44 and 573,614.82
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Solution
The fourth proportional to 752,059.62, 1,122,804.44 and 573,614.82 is: 856,391.23
Step by Step Solution
- Step 1: Write the proportion equation
752,059.62 : 1,122,804.44 = 573,614.82 : x - Step 2: Convert to fraction form
752,059.62/1,122,804.44 = 573,614.82/x - Step 3: Cross multiply
752,059.62x = 1,122,804.44 × 573,614.82 - Step 4: Simplify right side
752,059.62x = 644,057,263,877.73 - Step 5: Solve for x
x = 644,057,263,877.73/752,059.62 - Step 6: Final answer
x = 856,391.23
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.