Finding the Fourth Proportional to 4,982,753.64, 6,876,199.76 and 2,690,914.10
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Solution
The fourth proportional to 4,982,753.64, 6,876,199.76 and 2,690,914.10 is: 3,713,461.32
Step by Step Solution
- Step 1: Write the proportion equation
4,982,753.64 : 6,876,199.76 = 2,690,914.10 : x - Step 2: Convert to fraction form
4,982,753.64/6,876,199.76 = 2,690,914.10/x - Step 3: Cross multiply
4,982,753.64x = 6,876,199.76 × 2,690,914.10 - Step 4: Simplify right side
4,982,753.64x = 18,503,262,888,600.62 - Step 5: Solve for x
x = 18,503,262,888,600.62/4,982,753.64 - Step 6: Final answer
x = 3,713,461.32
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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.