Finding the Fourth Proportional to 4,848,986.13, 7,273,515.51 and 2,152,586.46
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Solution
The fourth proportional to 4,848,986.13, 7,273,515.51 and 2,152,586.46 is: 3,228,895.81
Step by Step Solution
- Step 1: Write the proportion equation
4,848,986.13 : 7,273,515.51 = 2,152,586.46 : x - Step 2: Convert to fraction form
4,848,986.13/7,273,515.51 = 2,152,586.46/x - Step 3: Cross multiply
4,848,986.13x = 7,273,515.51 × 2,152,586.46 - Step 4: Simplify right side
4,848,986.13x = 15,656,871,003,425.99 - Step 5: Solve for x
x = 15,656,871,003,425.99/4,848,986.13 - Step 6: Final answer
x = 3,228,895.81
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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.