Finding the Fourth Proportional to 5,505,431.58, 8,258,230.44 and 1,911,312.81
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Solution
The fourth proportional to 5,505,431.58, 8,258,230.44 and 1,911,312.81 is: 2,866,998.05
Step by Step Solution
- Step 1: Write the proportion equation
5,505,431.58 : 8,258,230.44 = 1,911,312.81 : x - Step 2: Convert to fraction form
5,505,431.58/8,258,230.44 = 1,911,312.81/x - Step 3: Cross multiply
5,505,431.58x = 8,258,230.44 × 1,911,312.81 - Step 4: Simplify right side
5,505,431.58x = 15,784,061,627,903.94 - Step 5: Solve for x
x = 15,784,061,627,903.94/5,505,431.58 - Step 6: Final answer
x = 2,866,998.05
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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.