Finding the Fourth Proportional to 2,467,027.31, 3,402,612.71 and 2,123,438.68
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Solution
The fourth proportional to 2,467,027.31, 3,402,612.71 and 2,123,438.68 is: 2,928,722.92
Step by Step Solution
- Step 1: Write the proportion equation
2,467,027.31 : 3,402,612.71 = 2,123,438.68 : x - Step 2: Convert to fraction form
2,467,027.31/3,402,612.71 = 2,123,438.68/x - Step 3: Cross multiply
2,467,027.31x = 3,402,612.71 × 2,123,438.68 - Step 4: Simplify right side
2,467,027.31x = 7,225,239,424,460.56 - Step 5: Solve for x
x = 7,225,239,424,460.56/2,467,027.31 - Step 6: Final answer
x = 2,928,722.92
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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.