Finding the Fourth Proportional to 4,431,175.76, 6,646,765.66 and 1,398,848.84
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Solution
The fourth proportional to 4,431,175.76, 6,646,765.66 and 1,398,848.84 is: 2,098,273.90
Step by Step Solution
- Step 1: Write the proportion equation
4,431,175.76 : 6,646,765.66 = 1,398,848.84 : x - Step 2: Convert to fraction form
4,431,175.76/6,646,765.66 = 1,398,848.84/x - Step 3: Cross multiply
4,431,175.76x = 6,646,765.66 × 1,398,848.84 - Step 4: Simplify right side
4,431,175.76x = 9,297,820,433,242.84 - Step 5: Solve for x
x = 9,297,820,433,242.84/4,431,175.76 - Step 6: Final answer
x = 2,098,273.90
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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.