Finding the Fourth Proportional to 3,982,660, 5,496,485.56 and 2,454,727.84
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Solution
The fourth proportional to 3,982,660, 5,496,485.56 and 2,454,727.84 is: 3,387,780.06
Step by Step Solution
- Step 1: Write the proportion equation
3,982,660 : 5,496,485.56 = 2,454,727.84 : x - Step 2: Convert to fraction form
3,982,660/5,496,485.56 = 2,454,727.84/x - Step 3: Cross multiply
3,982,660x = 5,496,485.56 × 2,454,727.84 - Step 4: Simplify right side
3,982,660x = 13,492,376,126,289.99 - Step 5: Solve for x
x = 13,492,376,126,289.99/3,982,660 - Step 6: Final answer
x = 3,387,780.06
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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.