Finding the Fourth Proportional to 5,389,623.60, 8,084,435.40 and 2,193,104.40
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Solution
The fourth proportional to 5,389,623.60, 8,084,435.40 and 2,193,104.40 is: 3,289,656.60
Step by Step Solution
- Step 1: Write the proportion equation
5,389,623.60 : 8,084,435.40 = 2,193,104.40 : x - Step 2: Convert to fraction form
5,389,623.60/8,084,435.40 = 2,193,104.40/x - Step 3: Cross multiply
5,389,623.60x = 8,084,435.40 × 2,193,104.40 - Step 4: Simplify right side
5,389,623.60x = 17,730,010,847,255.76 - Step 5: Solve for x
x = 17,730,010,847,255.76/5,389,623.60 - Step 6: Final answer
x = 3,289,656.60
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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.