Finding the Fourth Proportional to 3,784,737.22, 5,222,157.69 and 2,174,794.18
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Solution
The fourth proportional to 3,784,737.22, 5,222,157.69 and 2,174,794.18 is: 3,000,767.95
Step by Step Solution
- Step 1: Write the proportion equation
3,784,737.22 : 5,222,157.69 = 2,174,794.18 : x - Step 2: Convert to fraction form
3,784,737.22/5,222,157.69 = 2,174,794.18/x - Step 3: Cross multiply
3,784,737.22x = 5,222,157.69 × 2,174,794.18 - Step 4: Simplify right side
3,784,737.22x = 11,357,118,151,254.25 - Step 5: Solve for x
x = 11,357,118,151,254.25/3,784,737.22 - Step 6: Final answer
x = 3,000,767.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.