Finding the Fourth Proportional to 3,975,007.11, 5,485,644.66 and 2,232,983.85
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Solution
The fourth proportional to 3,975,007.11, 5,485,644.66 and 2,232,983.85 is: 3,081,593.46
Step by Step Solution
- Step 1: Write the proportion equation
3,975,007.11 : 5,485,644.66 = 2,232,983.85 : x - Step 2: Convert to fraction form
3,975,007.11/5,485,644.66 = 2,232,983.85/x - Step 3: Cross multiply
3,975,007.11x = 5,485,644.66 × 2,232,983.85 - Step 4: Simplify right side
3,975,007.11x = 12,249,355,932,618.74 - Step 5: Solve for x
x = 12,249,355,932,618.74/3,975,007.11 - Step 6: Final answer
x = 3,081,593.46
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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.