Finding the Fourth Proportional to 3,812,208.42, 5,704,019.84 and 2,269,561.26
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Solution
The fourth proportional to 3,812,208.42, 5,704,019.84 and 2,269,561.26 is: 3,395,832.82
Step by Step Solution
- Step 1: Write the proportion equation
3,812,208.42 : 5,704,019.84 = 2,269,561.26 : x - Step 2: Convert to fraction form
3,812,208.42/5,704,019.84 = 2,269,561.26/x - Step 3: Cross multiply
3,812,208.42x = 5,704,019.84 × 2,269,561.26 - Step 4: Simplify right side
3,812,208.42x = 12,945,622,455,135.40 - Step 5: Solve for x
x = 12,945,622,455,135.40/3,812,208.42 - Step 6: Final answer
x = 3,395,832.82
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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.