Finding the Fourth Proportional to 1,960,734.30, 2,943,620.21 and 1,511,740.38
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Solution
The fourth proportional to 1,960,734.30, 2,943,620.21 and 1,511,740.38 is: 2,269,552.55
Step by Step Solution
- Step 1: Write the proportion equation
1,960,734.30 : 2,943,620.21 = 1,511,740.38 : x - Step 2: Convert to fraction form
1,960,734.30/2,943,620.21 = 1,511,740.38/x - Step 3: Cross multiply
1,960,734.30x = 2,943,620.21 × 1,511,740.38 - Step 4: Simplify right side
1,960,734.30x = 4,449,989,534,841.08 - Step 5: Solve for x
x = 4,449,989,534,841.08/1,960,734.30 - Step 6: Final answer
x = 2,269,552.55
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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.