Finding the Fourth Proportional to 926,589.28, 1,278,846.24 and 635,962.09
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Solution
The fourth proportional to 926,589.28, 1,278,846.24 and 635,962.09 is: 877,732.72
Step by Step Solution
- Step 1: Write the proportion equation
926,589.28 : 1,278,846.24 = 635,962.09 : x - Step 2: Convert to fraction form
926,589.28/1,278,846.24 = 635,962.09/x - Step 3: Cross multiply
926,589.28x = 1,278,846.24 × 635,962.09 - Step 4: Simplify right side
926,589.28x = 813,297,727,579.04 - Step 5: Solve for x
x = 813,297,727,579.04/926,589.28 - Step 6: Final answer
x = 877,732.72
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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.