Finding the Fourth Proportional to 3,763,258.76, 5,193,301.56 and 2,044,380.44
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Solution
The fourth proportional to 3,763,258.76, 5,193,301.56 and 2,044,380.44 is: 2,821,247.44
Step by Step Solution
- Step 1: Write the proportion equation
3,763,258.76 : 5,193,301.56 = 2,044,380.44 : x - Step 2: Convert to fraction form
3,763,258.76/5,193,301.56 = 2,044,380.44/x - Step 3: Cross multiply
3,763,258.76x = 5,193,301.56 × 2,044,380.44 - Step 4: Simplify right side
3,763,258.76x = 10,617,084,128,285.48 - Step 5: Solve for x
x = 10,617,084,128,285.48/3,763,258.76 - Step 6: Final answer
x = 2,821,247.44
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Double scale
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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.