Finding the Fourth Proportional to 4,317,995.64, 6,479,235.08 and 1,761,086.46
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Solution
The fourth proportional to 4,317,995.64, 6,479,235.08 and 1,761,086.46 is: 2,642,543.93
Step by Step Solution
- Step 1: Write the proportion equation
4,317,995.64 : 6,479,235.08 = 1,761,086.46 : x - Step 2: Convert to fraction form
4,317,995.64/6,479,235.08 = 1,761,086.46/x - Step 3: Cross multiply
4,317,995.64x = 6,479,235.08 × 1,761,086.46 - Step 4: Simplify right side
4,317,995.64x = 11,410,493,161,148.15 - Step 5: Solve for x
x = 11,410,493,161,148.15/4,317,995.64 - Step 6: Final answer
x = 2,642,543.93
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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.