Finding the Fourth Proportional to 2,202,628.23, 3,299,648.99 and 1,240,141.84
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Solution
The fourth proportional to 2,202,628.23, 3,299,648.99 and 1,240,141.84 is: 1,857,795.47
Step by Step Solution
- Step 1: Write the proportion equation
2,202,628.23 : 3,299,648.99 = 1,240,141.84 : x - Step 2: Convert to fraction form
2,202,628.23/3,299,648.99 = 1,240,141.84/x - Step 3: Cross multiply
2,202,628.23x = 3,299,648.99 × 1,240,141.84 - Step 4: Simplify right side
2,202,628.23x = 4,092,032,755,362.91 - Step 5: Solve for x
x = 4,092,032,755,362.91/2,202,628.23 - Step 6: Final answer
x = 1,857,795.47
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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.