Finding the Fourth Proportional to 4,584,581.80, 6,879,983.10 and 2,983,244.20
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Solution
The fourth proportional to 4,584,581.80, 6,879,983.10 and 2,983,244.20 is: 4,476,890.28
Step by Step Solution
- Step 1: Write the proportion equation
4,584,581.80 : 6,879,983.10 = 2,983,244.20 : x - Step 2: Convert to fraction form
4,584,581.80/6,879,983.10 = 2,983,244.20/x - Step 3: Cross multiply
4,584,581.80x = 6,879,983.10 × 2,983,244.20 - Step 4: Simplify right side
4,584,581.80x = 20,524,669,679,173.02 - Step 5: Solve for x
x = 20,524,669,679,173.02/4,584,581.80 - Step 6: Final answer
x = 4,476,890.28
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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.