Finding the Fourth Proportional to 4,647,174.77, 6,965,778.51 and 2,247,718.65
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Solution
The fourth proportional to 4,647,174.77, 6,965,778.51 and 2,247,718.65 is: 3,369,167.52
Step by Step Solution
- Step 1: Write the proportion equation
4,647,174.77 : 6,965,778.51 = 2,247,718.65 : x - Step 2: Convert to fraction form
4,647,174.77/6,965,778.51 = 2,247,718.65/x - Step 3: Cross multiply
4,647,174.77x = 6,965,778.51 × 2,247,718.65 - Step 4: Simplify right side
4,647,174.77x = 15,657,110,268,696.21 - Step 5: Solve for x
x = 15,657,110,268,696.21/4,647,174.77 - Step 6: Final answer
x = 3,369,167.52
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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.