Finding the Fourth Proportional to 754,586.82, 1,129,987.39 and 450,793.62
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Solution
The fourth proportional to 754,586.82, 1,129,987.39 and 450,793.62 is: 675,059.64
Step by Step Solution
- Step 1: Write the proportion equation
754,586.82 : 1,129,987.39 = 450,793.62 : x - Step 2: Convert to fraction form
754,586.82/1,129,987.39 = 450,793.62/x - Step 3: Cross multiply
754,586.82x = 1,129,987.39 × 450,793.62 - Step 4: Simplify right side
754,586.82x = 509,391,106,092.45 - Step 5: Solve for x
x = 509,391,106,092.45/754,586.82 - Step 6: Final answer
x = 675,059.64
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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.