Finding the Fourth Proportional to 5,560,501.80, 8,340,752.70 and 3,321,013.80
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Solution
The fourth proportional to 5,560,501.80, 8,340,752.70 and 3,321,013.80 is: 4,981,520.70
Step by Step Solution
- Step 1: Write the proportion equation
5,560,501.80 : 8,340,752.70 = 3,321,013.80 : x - Step 2: Convert to fraction form
5,560,501.80/8,340,752.70 = 3,321,013.80/x - Step 3: Cross multiply
5,560,501.80x = 8,340,752.70 × 3,321,013.80 - Step 4: Simplify right side
5,560,501.80x = 27,699,754,819,087.26 - Step 5: Solve for x
x = 27,699,754,819,087.26/5,560,501.80 - Step 6: Final answer
x = 4,981,520.70
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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.