Finding the Fourth Proportional to 4,493,449.80, 6,740,174.70 and 2,498,905.80
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Solution
The fourth proportional to 4,493,449.80, 6,740,174.70 and 2,498,905.80 is: 3,748,358.70
Step by Step Solution
- Step 1: Write the proportion equation
4,493,449.80 : 6,740,174.70 = 2,498,905.80 : x - Step 2: Convert to fraction form
4,493,449.80/6,740,174.70 = 2,498,905.80/x - Step 3: Cross multiply
4,493,449.80x = 6,740,174.70 × 2,498,905.80 - Step 4: Simplify right side
4,493,449.80x = 16,843,061,650,843.26 - Step 5: Solve for x
x = 16,843,061,650,843.26/4,493,449.80 - Step 6: Final answer
x = 3,748,358.70
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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.