Finding the Fourth Proportional to 6,560,620.29, 9,839,808.84 and 1,767,188.55
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Solution
The fourth proportional to 6,560,620.29, 9,839,808.84 and 1,767,188.55 is: 2,650,480.71
Step by Step Solution
- Step 1: Write the proportion equation
6,560,620.29 : 9,839,808.84 = 1,767,188.55 : x - Step 2: Convert to fraction form
6,560,620.29/9,839,808.84 = 1,767,188.55/x - Step 3: Cross multiply
6,560,620.29x = 9,839,808.84 × 1,767,188.55 - Step 4: Simplify right side
6,560,620.29x = 17,388,797,516,236.78 - Step 5: Solve for x
x = 17,388,797,516,236.78/6,560,620.29 - Step 6: Final answer
x = 2,650,480.71
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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.