Finding the Fourth Proportional to 6,504,287.10, 8,975,799.63 and 3,603,619.62
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Solution
The fourth proportional to 6,504,287.10, 8,975,799.63 and 3,603,619.62 is: 4,972,930.49
Step by Step Solution
- Step 1: Write the proportion equation
6,504,287.10 : 8,975,799.63 = 3,603,619.62 : x - Step 2: Convert to fraction form
6,504,287.10/8,975,799.63 = 3,603,619.62/x - Step 3: Cross multiply
6,504,287.10x = 8,975,799.63 × 3,603,619.62 - Step 4: Simplify right side
6,504,287.10x = 32,345,367,651,856.75 - Step 5: Solve for x
x = 32,345,367,651,856.75/6,504,287.10 - Step 6: Final answer
x = 4,972,930.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.