Finding the Fourth Proportional to 3,221,540.40, 4,445,754.48 and 1,751,452.08
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Solution
The fourth proportional to 3,221,540.40, 4,445,754.48 and 1,751,452.08 is: 2,417,019.49
Step by Step Solution
- Step 1: Write the proportion equation
3,221,540.40 : 4,445,754.48 = 1,751,452.08 : x - Step 2: Convert to fraction form
3,221,540.40/4,445,754.48 = 1,751,452.08/x - Step 3: Cross multiply
3,221,540.40x = 4,445,754.48 × 1,751,452.08 - Step 4: Simplify right side
3,221,540.40x = 7,786,525,931,165.32 - Step 5: Solve for x
x = 7,786,525,931,165.32/3,221,540.40 - Step 6: Final answer
x = 2,417,019.49
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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.