Finding the Fourth Proportional to 4,424,798.85, 6,106,804.70 and 2,491,436.17
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Solution
The fourth proportional to 4,424,798.85, 6,106,804.70 and 2,491,436.17 is: 3,438,509.78
Step by Step Solution
- Step 1: Write the proportion equation
4,424,798.85 : 6,106,804.70 = 2,491,436.17 : x - Step 2: Convert to fraction form
4,424,798.85/6,106,804.70 = 2,491,436.17/x - Step 3: Cross multiply
4,424,798.85x = 6,106,804.70 × 2,491,436.17 - Step 4: Simplify right side
4,424,798.85x = 15,214,714,121,896.65 - Step 5: Solve for x
x = 15,214,714,121,896.65/4,424,798.85 - Step 6: Final answer
x = 3,438,509.78
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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.