Finding the Fourth Proportional to 1,240,384.85, 1,858,086.09 and 565,537.85
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Solution
The fourth proportional to 1,240,384.85, 1,858,086.09 and 565,537.85 is: 847,170.95
Step by Step Solution
- Step 1: Write the proportion equation
1,240,384.85 : 1,858,086.09 = 565,537.85 : x - Step 2: Convert to fraction form
1,240,384.85/1,858,086.09 = 565,537.85/x - Step 3: Cross multiply
1,240,384.85x = 1,858,086.09 × 565,537.85 - Step 4: Simplify right side
1,240,384.85x = 1,050,818,003,163.08 - Step 5: Solve for x
x = 1,050,818,003,163.08/1,240,384.85 - Step 6: Final answer
x = 847,170.95
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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.