Finding the Fourth Proportional to 2,191,967.17, 3,288,486.88 and 1,544,806.11
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Solution
The fourth proportional to 2,191,967.17, 3,288,486.88 and 1,544,806.11 is: 2,317,586.99
Step by Step Solution
- Step 1: Write the proportion equation
2,191,967.17 : 3,288,486.88 = 1,544,806.11 : x - Step 2: Convert to fraction form
2,191,967.17/3,288,486.88 = 1,544,806.11/x - Step 3: Cross multiply
2,191,967.17x = 3,288,486.88 × 1,544,806.11 - Step 4: Simplify right side
2,191,967.17x = 5,080,074,607,050.14 - Step 5: Solve for x
x = 5,080,074,607,050.14/2,191,967.17 - Step 6: Final answer
x = 2,317,586.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.