Finding the Fourth Proportional to 2,694,451.30, 3,718,340.49 and 1,487,224.42
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Solution
The fourth proportional to 2,694,451.30, 3,718,340.49 and 1,487,224.42 is: 2,052,368.43
Step by Step Solution
- Step 1: Write the proportion equation
2,694,451.30 : 3,718,340.49 = 1,487,224.42 : x - Step 2: Convert to fraction form
2,694,451.30/3,718,340.49 = 1,487,224.42/x - Step 3: Cross multiply
2,694,451.30x = 3,718,340.49 × 1,487,224.42 - Step 4: Simplify right side
2,694,451.30x = 5,530,006,778,602.77 - Step 5: Solve for x
x = 5,530,006,778,602.77/2,694,451.30 - Step 6: Final answer
x = 2,052,368.43
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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.