Finding the Fourth Proportional to 5,099,442.17, 7,649,463.12 and 1,455,891.96
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Solution
The fourth proportional to 5,099,442.17, 7,649,463.12 and 1,455,891.96 is: 2,183,923.55
Step by Step Solution
- Step 1: Write the proportion equation
5,099,442.17 : 7,649,463.12 = 1,455,891.96 : x - Step 2: Convert to fraction form
5,099,442.17/7,649,463.12 = 1,455,891.96/x - Step 3: Cross multiply
5,099,442.17x = 7,649,463.12 × 1,455,891.96 - Step 4: Simplify right side
5,099,442.17x = 11,136,791,854,724.52 - Step 5: Solve for x
x = 11,136,791,854,724.52/5,099,442.17 - Step 6: Final answer
x = 2,183,923.55
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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.