Finding the Fourth Proportional to 3,309,956.08, 4,567,708.11 and 1,839,826.09
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Solution
The fourth proportional to 3,309,956.08, 4,567,708.11 and 1,839,826.09 is: 2,538,942.62
Step by Step Solution
- Step 1: Write the proportion equation
3,309,956.08 : 4,567,708.11 = 1,839,826.09 : x - Step 2: Convert to fraction form
3,309,956.08/4,567,708.11 = 1,839,826.09/x - Step 3: Cross multiply
3,309,956.08x = 4,567,708.11 × 1,839,826.09 - Step 4: Simplify right side
3,309,956.08x = 8,403,788,552,282.59 - Step 5: Solve for x
x = 8,403,788,552,282.59/3,309,956.08 - Step 6: Final answer
x = 2,538,942.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.