Finding the Fourth Proportional to 3,511,932.12, 5,264,282.34 and 1,381,152.60
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Solution
The fourth proportional to 3,511,932.12, 5,264,282.34 and 1,381,152.60 is: 2,070,306.88
Step by Step Solution
- Step 1: Write the proportion equation
3,511,932.12 : 5,264,282.34 = 1,381,152.60 : x - Step 2: Convert to fraction form
3,511,932.12/5,264,282.34 = 1,381,152.60/x - Step 3: Cross multiply
3,511,932.12x = 5,264,282.34 × 1,381,152.60 - Step 4: Simplify right side
3,511,932.12x = 7,270,777,241,025.08 - Step 5: Solve for x
x = 7,270,777,241,025.08/3,511,932.12 - Step 6: Final answer
x = 2,070,306.88
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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.