Finding the Fourth Proportional to 4,132,777.67, 5,703,338.55 and 2,272,170.41
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Solution
The fourth proportional to 4,132,777.67, 5,703,338.55 and 2,272,170.41 is: 3,135,653.09
Step by Step Solution
- Step 1: Write the proportion equation
4,132,777.67 : 5,703,338.55 = 2,272,170.41 : x - Step 2: Convert to fraction form
4,132,777.67/5,703,338.55 = 2,272,170.41/x - Step 3: Cross multiply
4,132,777.67x = 5,703,338.55 × 2,272,170.41 - Step 4: Simplify right side
4,132,777.67x = 12,958,957,063,005.61 - Step 5: Solve for x
x = 12,958,957,063,005.61/4,132,777.67 - Step 6: Final answer
x = 3,135,653.09
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1.5x scale
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.