Finding the Fourth Proportional to 4,100,649.84, 5,609,718.05 and 4,083,378.22
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Solution
The fourth proportional to 4,100,649.84, 5,609,718.05 and 4,083,378.22 is: 5,586,090.35
Step by Step Solution
- Step 1: Write the proportion equation
4,100,649.84 : 5,609,718.05 = 4,083,378.22 : x - Step 2: Convert to fraction form
4,100,649.84/5,609,718.05 = 4,083,378.22/x - Step 3: Cross multiply
4,100,649.84x = 5,609,718.05 × 4,083,378.22 - Step 4: Simplify right side
4,100,649.84x = 22,906,600,485,293.98 - Step 5: Solve for x
x = 22,906,600,485,293.98/4,100,649.84 - Step 6: Final answer
x = 5,586,090.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.