Finding the Fourth Proportional to 3,451,747.44, 5,179,953.96 and 1,207,904.88
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Solution
The fourth proportional to 3,451,747.44, 5,179,953.96 and 1,207,904.88 is: 1,812,673.66
Step by Step Solution
- Step 1: Write the proportion equation
3,451,747.44 : 5,179,953.96 = 1,207,904.88 : x - Step 2: Convert to fraction form
3,451,747.44/5,179,953.96 = 1,207,904.88/x - Step 3: Cross multiply
3,451,747.44x = 5,179,953.96 × 1,207,904.88 - Step 4: Simplify right side
3,451,747.44x = 6,256,891,666,459.32 - Step 5: Solve for x
x = 6,256,891,666,459.32/3,451,747.44 - Step 6: Final answer
x = 1,812,673.66
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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.