Finding the Fourth Proportional to 3,926,216.92, 5,883,318.24 and 2,642,068.84
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Solution
The fourth proportional to 3,926,216.92, 5,883,318.24 and 2,642,068.84 is: 3,959,060.88
Step by Step Solution
- Step 1: Write the proportion equation
3,926,216.92 : 5,883,318.24 = 2,642,068.84 : x - Step 2: Convert to fraction form
3,926,216.92/5,883,318.24 = 2,642,068.84/x - Step 3: Cross multiply
3,926,216.92x = 5,883,318.24 × 2,642,068.84 - Step 4: Simplify right side
3,926,216.92x = 15,544,131,797,707.64 - Step 5: Solve for x
x = 15,544,131,797,707.64/3,926,216.92 - Step 6: Final answer
x = 3,959,060.88
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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.