Finding the Fourth Proportional to 748,573.20, 1,121,110.20 and 733,539.60
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Solution
The fourth proportional to 748,573.20, 1,121,110.20 and 733,539.60 is: 1,098,594.94
Step by Step Solution
- Step 1: Write the proportion equation
748,573.20 : 1,121,110.20 = 733,539.60 : x - Step 2: Convert to fraction form
748,573.20/1,121,110.20 = 733,539.60/x - Step 3: Cross multiply
748,573.20x = 1,121,110.20 × 733,539.60 - Step 4: Simplify right side
748,573.20x = 822,378,727,663.92 - Step 5: Solve for x
x = 822,378,727,663.92/748,573.20 - Step 6: Final answer
x = 1,098,594.94
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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.