Finding the Fourth Proportional to 4,623,983.24, 6,380,664.18 and 2,881,491.08
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Solution
The fourth proportional to 4,623,983.24, 6,380,664.18 and 2,881,491.08 is: 3,976,188.05
Step by Step Solution
- Step 1: Write the proportion equation
4,623,983.24 : 6,380,664.18 = 2,881,491.08 : x - Step 2: Convert to fraction form
4,623,983.24/6,380,664.18 = 2,881,491.08/x - Step 3: Cross multiply
4,623,983.24x = 6,380,664.18 × 2,881,491.08 - Step 4: Simplify right side
4,623,983.24x = 18,385,826,919,145.52 - Step 5: Solve for x
x = 18,385,826,919,145.52/4,623,983.24 - Step 6: Final answer
x = 3,976,188.05
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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.