Finding the Fourth Proportional to 1,512,181.80, 2,268,272.70 and 1,359,966.60
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Solution
The fourth proportional to 1,512,181.80, 2,268,272.70 and 1,359,966.60 is: 2,039,949.90
Step by Step Solution
- Step 1: Write the proportion equation
1,512,181.80 : 2,268,272.70 = 1,359,966.60 : x - Step 2: Convert to fraction form
1,512,181.80/2,268,272.70 = 1,359,966.60/x - Step 3: Cross multiply
1,512,181.80x = 2,268,272.70 × 1,359,966.60 - Step 4: Simplify right side
1,512,181.80x = 3,084,775,111,691.82 - Step 5: Solve for x
x = 3,084,775,111,691.82/1,512,181.80 - Step 6: Final answer
x = 2,039,949.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.