Finding the Fourth Proportional to 4,557,382.99, 6,289,961.90 and 2,624,762.53
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Solution
The fourth proportional to 4,557,382.99, 6,289,961.90 and 2,624,762.53 is: 3,622,617.70
Step by Step Solution
- Step 1: Write the proportion equation
4,557,382.99 : 6,289,961.90 = 2,624,762.53 : x - Step 2: Convert to fraction form
4,557,382.99/6,289,961.90 = 2,624,762.53/x - Step 3: Cross multiply
4,557,382.99x = 6,289,961.90 × 2,624,762.53 - Step 4: Simplify right side
4,557,382.99x = 16,509,656,284,369.50 - Step 5: Solve for x
x = 16,509,656,284,369.50/4,557,382.99 - Step 6: Final answer
x = 3,622,617.70
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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.