Finding the Fourth Proportional to 4,574,732.80, 6,313,009.44 and 2,640,928
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Solution
The fourth proportional to 4,574,732.80, 6,313,009.44 and 2,640,928 is: 3,644,410.31
Step by Step Solution
- Step 1: Write the proportion equation
4,574,732.80 : 6,313,009.44 = 2,640,928 : x - Step 2: Convert to fraction form
4,574,732.80/6,313,009.44 = 2,640,928/x - Step 3: Cross multiply
4,574,732.80x = 6,313,009.44 × 2,640,928 - Step 4: Simplify right side
4,574,732.80x = 16,672,203,394,360.32 - Step 5: Solve for x
x = 16,672,203,394,360.32/4,574,732.80 - Step 6: Final answer
x = 3,644,410.31
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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.