Finding the Fourth Proportional to 5,399,558.97, 7,451,404.78 and 2,952,327.94
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Solution
The fourth proportional to 5,399,558.97, 7,451,404.78 and 2,952,327.94 is: 4,074,219.88
Step by Step Solution
- Step 1: Write the proportion equation
5,399,558.97 : 7,451,404.78 = 2,952,327.94 : x - Step 2: Convert to fraction form
5,399,558.97/7,451,404.78 = 2,952,327.94/x - Step 3: Cross multiply
5,399,558.97x = 7,451,404.78 × 2,952,327.94 - Step 4: Simplify right side
5,399,558.97x = 21,998,990,486,986.53 - Step 5: Solve for x
x = 21,998,990,486,986.53/5,399,558.97 - Step 6: Final answer
x = 4,074,219.88
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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.