Finding the Fourth Proportional to 3,928,335.97, 5,892,753.09 and 1,232,767.48
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Solution
The fourth proportional to 3,928,335.97, 5,892,753.09 and 1,232,767.48 is: 1,849,229.40
Step by Step Solution
- Step 1: Write the proportion equation
3,928,335.97 : 5,892,753.09 = 1,232,767.48 : x - Step 2: Convert to fraction form
3,928,335.97/5,892,753.09 = 1,232,767.48/x - Step 3: Cross multiply
3,928,335.97x = 5,892,753.09 × 1,232,767.48 - Step 4: Simplify right side
3,928,335.97x = 7,264,394,377,021.51 - Step 5: Solve for x
x = 7,264,394,377,021.51/3,928,335.97 - Step 6: Final answer
x = 1,849,229.40
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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.