Finding the Fourth Proportional to 5,798,953.60, 8,701,415.16 and 2,389,759.12
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Solution
The fourth proportional to 5,798,953.60, 8,701,415.16 and 2,389,759.12 is: 3,585,868.70
Step by Step Solution
- Step 1: Write the proportion equation
5,798,953.60 : 8,701,415.16 = 2,389,759.12 : x - Step 2: Convert to fraction form
5,798,953.60/8,701,415.16 = 2,389,759.12/x - Step 3: Cross multiply
5,798,953.60x = 8,701,415.16 × 2,389,759.12 - Step 4: Simplify right side
5,798,953.60x = 20,794,286,235,516.26 - Step 5: Solve for x
x = 20,794,286,235,516.26/5,798,953.60 - Step 6: Final answer
x = 3,585,868.70
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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.