Finding the Fourth Proportional to 1,674,181.62, 2,310,449.60 and 949,043.43
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Solution
The fourth proportional to 1,674,181.62, 2,310,449.60 and 949,043.43 is: 1,309,724.70
Step by Step Solution
- Step 1: Write the proportion equation
1,674,181.62 : 2,310,449.60 = 949,043.43 : x - Step 2: Convert to fraction form
1,674,181.62/2,310,449.60 = 949,043.43/x - Step 3: Cross multiply
1,674,181.62x = 2,310,449.60 × 949,043.43 - Step 4: Simplify right side
1,674,181.62x = 2,192,717,015,598.74 - Step 5: Solve for x
x = 2,192,717,015,598.74/1,674,181.62 - Step 6: Final answer
x = 1,309,724.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.