Finding the Fourth Proportional to 5,336,639.68, 7,364,511.48 and 2,889,187.96
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Solution
The fourth proportional to 5,336,639.68, 7,364,511.48 and 2,889,187.96 is: 3,987,051.62
Step by Step Solution
- Step 1: Write the proportion equation
5,336,639.68 : 7,364,511.48 = 2,889,187.96 : x - Step 2: Convert to fraction form
5,336,639.68/7,364,511.48 = 2,889,187.96/x - Step 3: Cross multiply
5,336,639.68x = 7,364,511.48 × 2,889,187.96 - Step 4: Simplify right side
5,336,639.68x = 21,277,457,899,297.78 - Step 5: Solve for x
x = 21,277,457,899,297.78/5,336,639.68 - Step 6: Final answer
x = 3,987,051.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.