Finding the Fourth Proportional to 3,641,310.36, 5,461,479.36 and 1,082,477.28
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Solution
The fourth proportional to 3,641,310.36, 5,461,479.36 and 1,082,477.28 is: 1,623,571.39
Step by Step Solution
- Step 1: Write the proportion equation
3,641,310.36 : 5,461,479.36 = 1,082,477.28 : x - Step 2: Convert to fraction form
3,641,310.36/5,461,479.36 = 1,082,477.28/x - Step 3: Cross multiply
3,641,310.36x = 5,461,479.36 × 1,082,477.28 - Step 4: Simplify right side
3,641,310.36x = 5,911,927,322,388.94 - Step 5: Solve for x
x = 5,911,927,322,388.94/3,641,310.36 - Step 6: Final answer
x = 1,623,571.39
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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.