Finding the Fourth Proportional to 4,283,187.12, 5,910,983.64 and 2,563,975.08
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Solution
The fourth proportional to 4,283,187.12, 5,910,983.64 and 2,563,975.08 is: 3,538,396.60
Step by Step Solution
- Step 1: Write the proportion equation
4,283,187.12 : 5,910,983.64 = 2,563,975.08 : x - Step 2: Convert to fraction form
4,283,187.12/5,910,983.64 = 2,563,975.08/x - Step 3: Cross multiply
4,283,187.12x = 5,910,983.64 × 2,563,975.08 - Step 4: Simplify right side
4,283,187.12x = 15,155,614,751,247.69 - Step 5: Solve for x
x = 15,155,614,751,247.69/4,283,187.12 - Step 6: Final answer
x = 3,538,396.60
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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.