Finding the Fourth Proportional to 2,000,820.24, 2,761,394.88 and 1,141,183.44
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Solution
The fourth proportional to 2,000,820.24, 2,761,394.88 and 1,141,183.44 is: 1,574,983.12
Step by Step Solution
- Step 1: Write the proportion equation
2,000,820.24 : 2,761,394.88 = 1,141,183.44 : x - Step 2: Convert to fraction form
2,000,820.24/2,761,394.88 = 1,141,183.44/x - Step 3: Cross multiply
2,000,820.24x = 2,761,394.88 × 1,141,183.44 - Step 4: Simplify right side
2,000,820.24x = 3,151,258,108,356.79 - Step 5: Solve for x
x = 3,151,258,108,356.79/2,000,820.24 - Step 6: Final answer
x = 1,574,983.12
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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.