Finding the Fourth Proportional to 3,951,624.96, 5,927,437.70 and 1,111,735.80
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Solution
The fourth proportional to 3,951,624.96, 5,927,437.70 and 1,111,735.80 is: 1,667,603.77
Step by Step Solution
- Step 1: Write the proportion equation
3,951,624.96 : 5,927,437.70 = 1,111,735.80 : x - Step 2: Convert to fraction form
3,951,624.96/5,927,437.70 = 1,111,735.80/x - Step 3: Cross multiply
3,951,624.96x = 5,927,437.70 × 1,111,735.80 - Step 4: Simplify right side
3,951,624.96x = 6,589,744,693,359.66 - Step 5: Solve for x
x = 6,589,744,693,359.66/3,951,624.96 - Step 6: Final answer
x = 1,667,603.77
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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.