Finding the Fourth Proportional to 4,777,176.15, 7,160,716.35 and 3,257,090.85
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Solution
The fourth proportional to 4,777,176.15, 7,160,716.35 and 3,257,090.85 is: 4,882,194.62
Step by Step Solution
- Step 1: Write the proportion equation
4,777,176.15 : 7,160,716.35 = 3,257,090.85 : x - Step 2: Convert to fraction form
4,777,176.15/7,160,716.35 = 3,257,090.85/x - Step 3: Cross multiply
4,777,176.15x = 7,160,716.35 × 3,257,090.85 - Step 4: Simplify right side
4,777,176.15x = 23,323,103,703,030.40 - Step 5: Solve for x
x = 23,323,103,703,030.40/4,777,176.15 - Step 6: Final answer
x = 4,882,194.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.