Finding the Fourth Proportional to 4,551,690.76, 6,825,183.90 and 1,672,322.20
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Solution
The fourth proportional to 4,551,690.76, 6,825,183.90 and 1,672,322.20 is: 2,507,619.07
Step by Step Solution
- Step 1: Write the proportion equation
4,551,690.76 : 6,825,183.90 = 1,672,322.20 : x - Step 2: Convert to fraction form
4,551,690.76/6,825,183.90 = 1,672,322.20/x - Step 3: Cross multiply
4,551,690.76x = 6,825,183.90 × 1,672,322.20 - Step 4: Simplify right side
4,551,690.76x = 11,413,906,555,052.58 - Step 5: Solve for x
x = 11,413,906,555,052.58/4,551,690.76 - Step 6: Final answer
x = 2,507,619.07
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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.