Finding the Fourth Proportional to 5,794,139.80, 8,691,209.70 and 3,399,131.80
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Solution
The fourth proportional to 5,794,139.80, 8,691,209.70 and 3,399,131.80 is: 5,098,697.70
Step by Step Solution
- Step 1: Write the proportion equation
5,794,139.80 : 8,691,209.70 = 3,399,131.80 : x - Step 2: Convert to fraction form
5,794,139.80/8,691,209.70 = 3,399,131.80/x - Step 3: Cross multiply
5,794,139.80x = 8,691,209.70 × 3,399,131.80 - Step 4: Simplify right side
5,794,139.80x = 29,542,567,271,738.46 - Step 5: Solve for x
x = 29,542,567,271,738.46/5,794,139.80 - Step 6: Final answer
x = 5,098,697.70
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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.