Finding the Fourth Proportional to 5,177,528.16, 7,769,791.44 and 1,811,764.32
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Solution
The fourth proportional to 5,177,528.16, 7,769,791.44 and 1,811,764.32 is: 2,718,870.95
Step by Step Solution
- Step 1: Write the proportion equation
5,177,528.16 : 7,769,791.44 = 1,811,764.32 : x - Step 2: Convert to fraction form
5,177,528.16/7,769,791.44 = 1,811,764.32/x - Step 3: Cross multiply
5,177,528.16x = 7,769,791.44 × 1,811,764.32 - Step 4: Simplify right side
5,177,528.16x = 14,077,030,904,833.42 - Step 5: Solve for x
x = 14,077,030,904,833.42/5,177,528.16 - Step 6: Final answer
x = 2,718,870.95
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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.