Finding the Fourth Proportional to 3,609,528.28, 5,414,093.12 and 1,213,125.46
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Solution
The fourth proportional to 3,609,528.28, 5,414,093.12 and 1,213,125.46 is: 1,819,621.21
Step by Step Solution
- Step 1: Write the proportion equation
3,609,528.28 : 5,414,093.12 = 1,213,125.46 : x - Step 2: Convert to fraction form
3,609,528.28/5,414,093.12 = 1,213,125.46/x - Step 3: Cross multiply
3,609,528.28x = 5,414,093.12 × 1,213,125.46 - Step 4: Simplify right side
3,609,528.28x = 6,567,974,206,682.84 - Step 5: Solve for x
x = 6,567,974,206,682.84/3,609,528.28 - Step 6: Final answer
x = 1,819,621.21
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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.