Finding the Fourth Proportional to 4,312,733.76, 5,951,589.21 and 2,378,966.49
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Solution
The fourth proportional to 4,312,733.76, 5,951,589.21 and 2,378,966.49 is: 3,282,982.92
Step by Step Solution
- Step 1: Write the proportion equation
4,312,733.76 : 5,951,589.21 = 2,378,966.49 : x - Step 2: Convert to fraction form
4,312,733.76/5,951,589.21 = 2,378,966.49/x - Step 3: Cross multiply
4,312,733.76x = 5,951,589.21 × 2,378,966.49 - Step 4: Simplify right side
4,312,733.76x = 14,158,631,292,835.57 - Step 5: Solve for x
x = 14,158,631,292,835.57/4,312,733.76 - Step 6: Final answer
x = 3,282,982.92
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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.