Finding the Fourth Proportional to 4,631,536.24, 6,947,320.74 and 3,279,609.34
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Solution
The fourth proportional to 4,631,536.24, 6,947,320.74 and 3,279,609.34 is: 4,919,425.61
Step by Step Solution
- Step 1: Write the proportion equation
4,631,536.24 : 6,947,320.74 = 3,279,609.34 : x - Step 2: Convert to fraction form
4,631,536.24/6,947,320.74 = 3,279,609.34/x - Step 3: Cross multiply
4,631,536.24x = 6,947,320.74 × 3,279,609.34 - Step 4: Simplify right side
4,631,536.24x = 22,784,497,986,879.71 - Step 5: Solve for x
x = 22,784,497,986,879.71/4,631,536.24 - Step 6: Final answer
x = 4,919,425.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.