Finding the Fourth Proportional to 3,471,819.74, 5,205,831.25 and 2,756,754.80
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Solution
The fourth proportional to 3,471,819.74, 5,205,831.25 and 2,756,754.80 is: 4,133,624.83
Step by Step Solution
- Step 1: Write the proportion equation
3,471,819.74 : 5,205,831.25 = 2,756,754.80 : x - Step 2: Convert to fraction form
3,471,819.74/5,205,831.25 = 2,756,754.80/x - Step 3: Cross multiply
3,471,819.74x = 5,205,831.25 × 2,756,754.80 - Step 4: Simplify right side
3,471,819.74x = 14,351,200,292,550.19 - Step 5: Solve for x
x = 14,351,200,292,550.19/3,471,819.74 - Step 6: Final answer
x = 4,133,624.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.