Finding the Fourth Proportional to 4,057,031.60, 5,599,079.20 and 2,246,195.60
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Solution
The fourth proportional to 4,057,031.60, 5,599,079.20 and 2,246,195.60 is: 3,099,957.88
Step by Step Solution
- Step 1: Write the proportion equation
4,057,031.60 : 5,599,079.20 = 2,246,195.60 : x - Step 2: Convert to fraction form
4,057,031.60/5,599,079.20 = 2,246,195.60/x - Step 3: Cross multiply
4,057,031.60x = 5,599,079.20 × 2,246,195.60 - Step 4: Simplify right side
4,057,031.60x = 12,576,627,063,091.52 - Step 5: Solve for x
x = 12,576,627,063,091.52/4,057,031.60 - Step 6: Final answer
x = 3,099,957.88
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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.