Finding the Fourth Proportional to 1,251,203.82, 1,867,649.16 and 1,074,844.14
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Solution
The fourth proportional to 1,251,203.82, 1,867,649.16 and 1,074,844.14 is: 1,604,400.28
Step by Step Solution
- Step 1: Write the proportion equation
1,251,203.82 : 1,867,649.16 = 1,074,844.14 : x - Step 2: Convert to fraction form
1,251,203.82/1,867,649.16 = 1,074,844.14/x - Step 3: Cross multiply
1,251,203.82x = 1,867,649.16 × 1,074,844.14 - Step 4: Simplify right side
1,251,203.82x = 2,007,431,755,201.92 - Step 5: Solve for x
x = 2,007,431,755,201.92/1,251,203.82 - Step 6: Final answer
x = 1,604,400.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.