Finding the Fourth Proportional to 3,881,895.96, 5,357,066.94 and 2,228,310.12
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Solution
The fourth proportional to 3,881,895.96, 5,357,066.94 and 2,228,310.12 is: 3,075,096.96
Step by Step Solution
- Step 1: Write the proportion equation
3,881,895.96 : 5,357,066.94 = 2,228,310.12 : x - Step 2: Convert to fraction form
3,881,895.96/5,357,066.94 = 2,228,310.12/x - Step 3: Cross multiply
3,881,895.96x = 5,357,066.94 × 2,228,310.12 - Step 4: Simplify right side
3,881,895.96x = 11,937,206,475,919.43 - Step 5: Solve for x
x = 11,937,206,475,919.43/3,881,895.96 - Step 6: Final answer
x = 3,075,096.96
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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.