Finding the Fourth Proportional to 5,457,028.68, 8,185,444.56 and 2,262,149.82
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Solution
The fourth proportional to 5,457,028.68, 8,185,444.56 and 2,262,149.82 is: 3,393,183.91
Step by Step Solution
- Step 1: Write the proportion equation
5,457,028.68 : 8,185,444.56 = 2,262,149.82 : x - Step 2: Convert to fraction form
5,457,028.68/8,185,444.56 = 2,262,149.82/x - Step 3: Cross multiply
5,457,028.68x = 8,185,444.56 × 2,262,149.82 - Step 4: Simplify right side
5,457,028.68x = 18,516,701,938,023.98 - Step 5: Solve for x
x = 18,516,701,938,023.98/5,457,028.68 - Step 6: Final answer
x = 3,393,183.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.