Finding the Fourth Proportional to 4,194,203.49, 6,291,240.91 and 1,887,066.99
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Solution
The fourth proportional to 4,194,203.49, 6,291,240.91 and 1,887,066.99 is: 2,830,571.54
Step by Step Solution
- Step 1: Write the proportion equation
4,194,203.49 : 6,291,240.91 = 1,887,066.99 : x - Step 2: Convert to fraction form
4,194,203.49/6,291,240.91 = 1,887,066.99/x - Step 3: Cross multiply
4,194,203.49x = 6,291,240.91 × 1,887,066.99 - Step 4: Simplify right side
4,194,203.49x = 11,871,993,042,680.89 - Step 5: Solve for x
x = 11,871,993,042,680.89/4,194,203.49 - Step 6: Final answer
x = 2,830,571.54
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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.