Finding the Fourth Proportional to 5,560,824.80, 8,341,237.20 and 4,366,431.20
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Solution
The fourth proportional to 5,560,824.80, 8,341,237.20 and 4,366,431.20 is: 6,549,646.80
Step by Step Solution
- Step 1: Write the proportion equation
5,560,824.80 : 8,341,237.20 = 4,366,431.20 : x - Step 2: Convert to fraction form
5,560,824.80/8,341,237.20 = 4,366,431.20/x - Step 3: Cross multiply
5,560,824.80x = 8,341,237.20 × 4,366,431.20 - Step 4: Simplify right side
5,560,824.80x = 36,421,438,356,680.64 - Step 5: Solve for x
x = 36,421,438,356,680.64/5,560,824.80 - Step 6: Final answer
x = 6,549,646.80
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Similar ratio
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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.