Finding the Fourth Proportional to 6,628,990.46, 9,943,905.97 and 2,080,218.79
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Solution
The fourth proportional to 6,628,990.46, 9,943,905.97 and 2,080,218.79 is: 3,120,460.07
Step by Step Solution
- Step 1: Write the proportion equation
6,628,990.46 : 9,943,905.97 = 2,080,218.79 : x - Step 2: Convert to fraction form
6,628,990.46/9,943,905.97 = 2,080,218.79/x - Step 3: Cross multiply
6,628,990.46x = 9,943,905.97 × 2,080,218.79 - Step 4: Simplify right side
6,628,990.46x = 20,685,500,044,787.18 - Step 5: Solve for x
x = 20,685,500,044,787.18/6,628,990.46 - Step 6: Final answer
x = 3,120,460.07
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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.