Finding the Fourth Proportional to 2,425,106.10, 3,637,659.15 and 827,138.10
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Solution
The fourth proportional to 2,425,106.10, 3,637,659.15 and 827,138.10 is: 1,240,707.15
Step by Step Solution
- Step 1: Write the proportion equation
2,425,106.10 : 3,637,659.15 = 827,138.10 : x - Step 2: Convert to fraction form
2,425,106.10/3,637,659.15 = 827,138.10/x - Step 3: Cross multiply
2,425,106.10x = 3,637,659.15 × 827,138.10 - Step 4: Simplify right side
2,425,106.10x = 3,008,846,477,778.62 - Step 5: Solve for x
x = 3,008,846,477,778.62/2,425,106.10 - Step 6: Final answer
x = 1,240,707.15
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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.