Finding the Fourth Proportional to 2,313,471.70, 3,192,590.06 and 1,294,876.46
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Solution
The fourth proportional to 2,313,471.70, 3,192,590.06 and 1,294,876.46 is: 1,786,929.02
Step by Step Solution
- Step 1: Write the proportion equation
2,313,471.70 : 3,192,590.06 = 1,294,876.46 : x - Step 2: Convert to fraction form
2,313,471.70/3,192,590.06 = 1,294,876.46/x - Step 3: Cross multiply
2,313,471.70x = 3,192,590.06 × 1,294,876.46 - Step 4: Simplify right side
2,313,471.70x = 4,134,009,715,123.99 - Step 5: Solve for x
x = 4,134,009,715,123.99/2,313,471.70 - Step 6: Final answer
x = 1,786,929.02
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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.