Finding the Fourth Proportional to 3,537,186.90, 4,876,375.14 and 2,991,131.88
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Solution
The fourth proportional to 3,537,186.90, 4,876,375.14 and 2,991,131.88 is: 4,123,582.26
Step by Step Solution
- Step 1: Write the proportion equation
3,537,186.90 : 4,876,375.14 = 2,991,131.88 : x - Step 2: Convert to fraction form
3,537,186.90/4,876,375.14 = 2,991,131.88/x - Step 3: Cross multiply
3,537,186.90x = 4,876,375.14 × 2,991,131.88 - Step 4: Simplify right side
3,537,186.90x = 14,585,881,140,093.46 - Step 5: Solve for x
x = 14,585,881,140,093.46/3,537,186.90 - Step 6: Final answer
x = 4,123,582.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.