Finding the Fourth Proportional to 1,481,045.68, 2,221,644.66 and 416,170.77
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Solution
The fourth proportional to 1,481,045.68, 2,221,644.66 and 416,170.77 is: 624,277.55
Step by Step Solution
- Step 1: Write the proportion equation
1,481,045.68 : 2,221,644.66 = 416,170.77 : x - Step 2: Convert to fraction form
1,481,045.68/2,221,644.66 = 416,170.77/x - Step 3: Cross multiply
1,481,045.68x = 2,221,644.66 × 416,170.77 - Step 4: Simplify right side
1,481,045.68x = 924,583,568,818.59 - Step 5: Solve for x
x = 924,583,568,818.59/1,481,045.68 - Step 6: Final answer
x = 624,277.55
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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.