Finding the Fourth Proportional to 5,031,965.80, 7,533,186.42 and 4,512,531.44
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Solution
The fourth proportional to 5,031,965.80, 7,533,186.42 and 4,512,531.44 is: 6,755,558.74
Step by Step Solution
- Step 1: Write the proportion equation
5,031,965.80 : 7,533,186.42 = 4,512,531.44 : x - Step 2: Convert to fraction form
5,031,965.80/7,533,186.42 = 4,512,531.44/x - Step 3: Cross multiply
5,031,965.80x = 7,533,186.42 × 4,512,531.44 - Step 4: Simplify right side
5,031,965.80x = 33,993,740,563,631.05 - Step 5: Solve for x
x = 33,993,740,563,631.05/5,031,965.80 - Step 6: Final answer
x = 6,755,558.74
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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.