Finding the Fourth Proportional to 3,950,330.04, 5,451,438.65 and 2,207,997.09
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Solution
The fourth proportional to 3,950,330.04, 5,451,438.65 and 2,207,997.09 is: 3,047,026.59
Step by Step Solution
- Step 1: Write the proportion equation
3,950,330.04 : 5,451,438.65 = 2,207,997.09 : x - Step 2: Convert to fraction form
3,950,330.04/5,451,438.65 = 2,207,997.09/x - Step 3: Cross multiply
3,950,330.04x = 5,451,438.65 × 2,207,997.09 - Step 4: Simplify right side
3,950,330.04x = 12,036,760,664,473.54 - Step 5: Solve for x
x = 12,036,760,664,473.54/3,950,330.04 - Step 6: Final answer
x = 3,047,026.59
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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.