Finding the Fourth Proportional to 5,549,994.40, 8,324,991.60 and 1,560,906.40
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Solution
The fourth proportional to 5,549,994.40, 8,324,991.60 and 1,560,906.40 is: 2,341,359.60
Step by Step Solution
- Step 1: Write the proportion equation
5,549,994.40 : 8,324,991.60 = 1,560,906.40 : x - Step 2: Convert to fraction form
5,549,994.40/8,324,991.60 = 1,560,906.40/x - Step 3: Cross multiply
5,549,994.40x = 8,324,991.60 × 1,560,906.40 - Step 4: Simplify right side
5,549,994.40x = 12,994,532,668,386.24 - Step 5: Solve for x
x = 12,994,532,668,386.24/5,549,994.40 - Step 6: Final answer
x = 2,341,359.60
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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.