Finding the Fourth Proportional to 4,118,995.68, 5,684,213.73 and 2,283,449.31
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Solution
The fourth proportional to 4,118,995.68, 5,684,213.73 and 2,283,449.31 is: 3,151,159.88
Step by Step Solution
- Step 1: Write the proportion equation
4,118,995.68 : 5,684,213.73 = 2,283,449.31 : x - Step 2: Convert to fraction form
4,118,995.68/5,684,213.73 = 2,283,449.31/x - Step 3: Cross multiply
4,118,995.68x = 5,684,213.73 × 2,283,449.31 - Step 4: Simplify right side
4,118,995.68x = 12,979,613,919,661.03 - Step 5: Solve for x
x = 12,979,613,919,661.03/4,118,995.68 - Step 6: Final answer
x = 3,151,159.88
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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.