Finding the Fourth Proportional to 1,758,847.80, 2,638,271.70 and 560,857.80
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Solution
The fourth proportional to 1,758,847.80, 2,638,271.70 and 560,857.80 is: 841,286.70
Step by Step Solution
- Step 1: Write the proportion equation
1,758,847.80 : 2,638,271.70 = 560,857.80 : x - Step 2: Convert to fraction form
1,758,847.80/2,638,271.70 = 560,857.80/x - Step 3: Cross multiply
1,758,847.80x = 2,638,271.70 × 560,857.80 - Step 4: Simplify right side
1,758,847.80x = 1,479,695,261,464.26 - Step 5: Solve for x
x = 1,479,695,261,464.26/1,758,847.80 - Step 6: Final answer
x = 841,286.70
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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.