Finding the Fourth Proportional to 2,438,396.64, 3,656,261.60 and 1,936,183.68
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Solution
The fourth proportional to 2,438,396.64, 3,656,261.60 and 1,936,183.68 is: 2,903,216.78
Step by Step Solution
- Step 1: Write the proportion equation
2,438,396.64 : 3,656,261.60 = 1,936,183.68 : x - Step 2: Convert to fraction form
2,438,396.64/3,656,261.60 = 1,936,183.68/x - Step 3: Cross multiply
2,438,396.64x = 3,656,261.60 × 1,936,183.68 - Step 4: Simplify right side
2,438,396.64x = 7,079,194,039,730.69 - Step 5: Solve for x
x = 7,079,194,039,730.69/2,438,396.64 - Step 6: Final answer
x = 2,903,216.78
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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.