Finding the Fourth Proportional to 1,750,517.80, 2,625,144.80 and 739,717.79
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Solution
The fourth proportional to 1,750,517.80, 2,625,144.80 and 739,717.79 is: 1,109,309.65
Step by Step Solution
- Step 1: Write the proportion equation
1,750,517.80 : 2,625,144.80 = 739,717.79 : x - Step 2: Convert to fraction form
1,750,517.80/2,625,144.80 = 739,717.79/x - Step 3: Cross multiply
1,750,517.80x = 2,625,144.80 × 739,717.79 - Step 4: Simplify right side
1,750,517.80x = 1,941,866,293,061.68 - Step 5: Solve for x
x = 1,941,866,293,061.68/1,750,517.80 - Step 6: Final answer
x = 1,109,309.65
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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.