Finding the Fourth Proportional to 3,193,849.98, 4,407,530.87 and 1,817,193.66
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Solution
The fourth proportional to 3,193,849.98, 4,407,530.87 and 1,817,193.66 is: 2,507,737.43
Step by Step Solution
- Step 1: Write the proportion equation
3,193,849.98 : 4,407,530.87 = 1,817,193.66 : x - Step 2: Convert to fraction form
3,193,849.98/4,407,530.87 = 1,817,193.66/x - Step 3: Cross multiply
3,193,849.98x = 4,407,530.87 × 1,817,193.66 - Step 4: Simplify right side
3,193,849.98x = 8,009,337,141,586.05 - Step 5: Solve for x
x = 8,009,337,141,586.05/3,193,849.98 - Step 6: Final answer
x = 2,507,737.43
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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.