Finding the Fourth Proportional to 5,097,434.69, 7,646,142.47 and 1,505,723.99
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Solution
The fourth proportional to 5,097,434.69, 7,646,142.47 and 1,505,723.99 is: 2,258,583.15
Step by Step Solution
- Step 1: Write the proportion equation
5,097,434.69 : 7,646,142.47 = 1,505,723.99 : x - Step 2: Convert to fraction form
5,097,434.69/7,646,142.47 = 1,505,723.99/x - Step 3: Cross multiply
5,097,434.69x = 7,646,142.47 × 1,505,723.99 - Step 4: Simplify right side
5,097,434.69x = 11,512,980,110,747.22 - Step 5: Solve for x
x = 11,512,980,110,747.22/5,097,434.69 - Step 6: Final answer
x = 2,258,583.15
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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.