Finding the Fourth Proportional to 4,527,876.17, 6,251,976.39 and 3,479,637.05
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Solution
The fourth proportional to 4,527,876.17, 6,251,976.39 and 3,479,637.05 is: 4,804,594.44
Step by Step Solution
- Step 1: Write the proportion equation
4,527,876.17 : 6,251,976.39 = 3,479,637.05 : x - Step 2: Convert to fraction form
4,527,876.17/6,251,976.39 = 3,479,637.05/x - Step 3: Cross multiply
4,527,876.17x = 6,251,976.39 × 3,479,637.05 - Step 4: Simplify right side
4,527,876.17x = 21,754,608,651,109.37 - Step 5: Solve for x
x = 21,754,608,651,109.37/4,527,876.17 - Step 6: Final answer
x = 4,804,594.44
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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.