Finding the Fourth Proportional to 2,982,132.70, 4,473,199.05 and 738,270.70
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Solution
The fourth proportional to 2,982,132.70, 4,473,199.05 and 738,270.70 is: 1,107,406.05
Step by Step Solution
- Step 1: Write the proportion equation
2,982,132.70 : 4,473,199.05 = 738,270.70 : x - Step 2: Convert to fraction form
2,982,132.70/4,473,199.05 = 738,270.70/x - Step 3: Cross multiply
2,982,132.70x = 4,473,199.05 × 738,270.70 - Step 4: Simplify right side
2,982,132.70x = 3,302,431,793,882.83 - Step 5: Solve for x
x = 3,302,431,793,882.83/2,982,132.70 - Step 6: Final answer
x = 1,107,406.05
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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.