Finding the Fourth Proportional to 1,569,171.42, 2,353,757.12 and 447,211.26
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Solution
The fourth proportional to 1,569,171.42, 2,353,757.12 and 447,211.26 is: 670,816.89
Step by Step Solution
- Step 1: Write the proportion equation
1,569,171.42 : 2,353,757.12 = 447,211.26 : x - Step 2: Convert to fraction form
1,569,171.42/2,353,757.12 = 447,211.26/x - Step 3: Cross multiply
1,569,171.42x = 2,353,757.12 × 447,211.26 - Step 4: Simplify right side
1,569,171.42x = 1,052,626,687,369.17 - Step 5: Solve for x
x = 1,052,626,687,369.17/1,569,171.42 - Step 6: Final answer
x = 670,816.89
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1.5x scale
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.