Finding the Fourth Proportional to 4,625,709.31, 6,383,529.12 and 2,560,759.12
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Solution
The fourth proportional to 4,625,709.31, 6,383,529.12 and 2,560,759.12 is: 3,533,875.42
Step by Step Solution
- Step 1: Write the proportion equation
4,625,709.31 : 6,383,529.12 = 2,560,759.12 : x - Step 2: Convert to fraction form
4,625,709.31/6,383,529.12 = 2,560,759.12/x - Step 3: Cross multiply
4,625,709.31x = 6,383,529.12 × 2,560,759.12 - Step 4: Simplify right side
4,625,709.31x = 16,346,680,411,825.58 - Step 5: Solve for x
x = 16,346,680,411,825.58/4,625,709.31 - Step 6: Final answer
x = 3,533,875.42
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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.