Finding the Fourth Proportional to 4,071,232.04, 5,618,305.20 and 2,235,808.64
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Solution
The fourth proportional to 4,071,232.04, 5,618,305.20 and 2,235,808.64 is: 3,085,418.66
Step by Step Solution
- Step 1: Write the proportion equation
4,071,232.04 : 5,618,305.20 = 2,235,808.64 : x - Step 2: Convert to fraction form
4,071,232.04/5,618,305.20 = 2,235,808.64/x - Step 3: Cross multiply
4,071,232.04x = 5,618,305.20 × 2,235,808.64 - Step 4: Simplify right side
4,071,232.04x = 12,561,455,308,316.93 - Step 5: Solve for x
x = 12,561,455,308,316.93/4,071,232.04 - Step 6: Final answer
x = 3,085,418.66
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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.