Finding the Fourth Proportional to 5,431,255.70, 8,147,977.05 and 1,593,070.70
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Solution
The fourth proportional to 5,431,255.70, 8,147,977.05 and 1,593,070.70 is: 2,389,926.79
Step by Step Solution
- Step 1: Write the proportion equation
5,431,255.70 : 8,147,977.05 = 1,593,070.70 : x - Step 2: Convert to fraction form
5,431,255.70/8,147,977.05 = 1,593,070.70/x - Step 3: Cross multiply
5,431,255.70x = 8,147,977.05 × 1,593,070.70 - Step 4: Simplify right side
5,431,255.70x = 12,980,303,502,627.43 - Step 5: Solve for x
x = 12,980,303,502,627.43/5,431,255.70 - Step 6: Final answer
x = 2,389,926.79
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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.