Finding the Fourth Proportional to 2,236,519.73, 3,085,987.24 and 1,319,035.97
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Solution
The fourth proportional to 2,236,519.73, 3,085,987.24 and 1,319,035.97 is: 1,820,027.84
Step by Step Solution
- Step 1: Write the proportion equation
2,236,519.73 : 3,085,987.24 = 1,319,035.97 : x - Step 2: Convert to fraction form
2,236,519.73/3,085,987.24 = 1,319,035.97/x - Step 3: Cross multiply
2,236,519.73x = 3,085,987.24 × 1,319,035.97 - Step 4: Simplify right side
2,236,519.73x = 4,070,528,181,884.79 - Step 5: Solve for x
x = 4,070,528,181,884.79/2,236,519.73 - Step 6: Final answer
x = 1,820,027.84
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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.