Finding the Fourth Proportional to 3,982,655, 5,496,478.66 and 2,454,722.84
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Solution
The fourth proportional to 3,982,655, 5,496,478.66 and 2,454,722.84 is: 3,387,773.16
Step by Step Solution
- Step 1: Write the proportion equation
3,982,655 : 5,496,478.66 = 2,454,722.84 : x - Step 2: Convert to fraction form
3,982,655/5,496,478.66 = 2,454,722.84/x - Step 3: Cross multiply
3,982,655x = 5,496,478.66 × 2,454,722.84 - Step 4: Simplify right side
3,982,655x = 13,492,331,706,274.59 - Step 5: Solve for x
x = 13,492,331,706,274.59/3,982,655 - Step 6: Final answer
x = 3,387,773.16
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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.