Finding the Fourth Proportional to 4,629,847.31, 6,388,583.38 and 2,669,797.76
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Solution
The fourth proportional to 4,629,847.31, 6,388,583.38 and 2,669,797.76 is: 3,683,971.52
Step by Step Solution
- Step 1: Write the proportion equation
4,629,847.31 : 6,388,583.38 = 2,669,797.76 : x - Step 2: Convert to fraction form
4,629,847.31/6,388,583.38 = 2,669,797.76/x - Step 3: Cross multiply
4,629,847.31x = 6,388,583.38 × 2,669,797.76 - Step 4: Simplify right side
4,629,847.31x = 17,056,225,597,497.23 - Step 5: Solve for x
x = 17,056,225,597,497.23/4,629,847.31 - Step 6: Final answer
x = 3,683,971.52
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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.