Finding the Fourth Proportional to 5,198,632.42, 7,794,627.12 and 2,497,583.54
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Solution
The fourth proportional to 5,198,632.42, 7,794,627.12 and 2,497,583.54 is: 3,744,779.55
Step by Step Solution
- Step 1: Write the proportion equation
5,198,632.42 : 7,794,627.12 = 2,497,583.54 : x - Step 2: Convert to fraction form
5,198,632.42/7,794,627.12 = 2,497,583.54/x - Step 3: Cross multiply
5,198,632.42x = 7,794,627.12 × 2,497,583.54 - Step 4: Simplify right side
5,198,632.42x = 19,467,732,395,349.61 - Step 5: Solve for x
x = 19,467,732,395,349.61/5,198,632.42 - Step 6: Final answer
x = 3,744,779.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.