Finding the Fourth Proportional to 5,602,011.55, 8,389,546.19 and 3,198,571.45
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Solution
The fourth proportional to 5,602,011.55, 8,389,546.19 and 3,198,571.45 is: 4,790,165.58
Step by Step Solution
- Step 1: Write the proportion equation
5,602,011.55 : 8,389,546.19 = 3,198,571.45 : x - Step 2: Convert to fraction form
5,602,011.55/8,389,546.19 = 3,198,571.45/x - Step 3: Cross multiply
5,602,011.55x = 8,389,546.19 × 3,198,571.45 - Step 4: Simplify right side
5,602,011.55x = 26,834,562,884,823.55 - Step 5: Solve for x
x = 26,834,562,884,823.55/5,602,011.55 - Step 6: Final answer
x = 4,790,165.58
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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.