Finding the Fourth Proportional to 4,382,429.30, 6,047,739.66 and 2,448,691.40
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Solution
The fourth proportional to 4,382,429.30, 6,047,739.66 and 2,448,691.40 is: 3,379,186.99
Step by Step Solution
- Step 1: Write the proportion equation
4,382,429.30 : 6,047,739.66 = 2,448,691.40 : x - Step 2: Convert to fraction form
4,382,429.30/6,047,739.66 = 2,448,691.40/x - Step 3: Cross multiply
4,382,429.30x = 6,047,739.66 × 2,448,691.40 - Step 4: Simplify right side
4,382,429.30x = 14,809,048,094,880.92 - Step 5: Solve for x
x = 14,809,048,094,880.92/4,382,429.30 - Step 6: Final answer
x = 3,379,186.99
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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.