Finding the Fourth Proportional to 4,697,084.80, 6,481,867.26 and 2,763,469.90
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Solution
The fourth proportional to 4,697,084.80, 6,481,867.26 and 2,763,469.90 is: 3,813,523.88
Step by Step Solution
- Step 1: Write the proportion equation
4,697,084.80 : 6,481,867.26 = 2,763,469.90 : x - Step 2: Convert to fraction form
4,697,084.80/6,481,867.26 = 2,763,469.90/x - Step 3: Cross multiply
4,697,084.80x = 6,481,867.26 × 2,763,469.90 - Step 4: Simplify right side
4,697,084.80x = 17,912,445,068,805.47 - Step 5: Solve for x
x = 17,912,445,068,805.47/4,697,084.80 - Step 6: Final answer
x = 3,813,523.88
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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.