Finding the Fourth Proportional to 4,902,098.40, 7,344,399.60 and 2,372,176.80
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Solution
The fourth proportional to 4,902,098.40, 7,344,399.60 and 2,372,176.80 is: 3,554,031.95
Step by Step Solution
- Step 1: Write the proportion equation
4,902,098.40 : 7,344,399.60 = 2,372,176.80 : x - Step 2: Convert to fraction form
4,902,098.40/7,344,399.60 = 2,372,176.80/x - Step 3: Cross multiply
4,902,098.40x = 7,344,399.60 × 2,372,176.80 - Step 4: Simplify right side
4,902,098.40x = 17,422,214,341,049.28 - Step 5: Solve for x
x = 17,422,214,341,049.28/4,902,098.40 - Step 6: Final answer
x = 3,554,031.95
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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.