Finding the Fourth Proportional to 1,995,679.44, 2,753,221.59 and 1,473,640.92
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Solution
The fourth proportional to 1,995,679.44, 2,753,221.59 and 1,473,640.92 is: 2,033,021.89
Step by Step Solution
- Step 1: Write the proportion equation
1,995,679.44 : 2,753,221.59 = 1,473,640.92 : x - Step 2: Convert to fraction form
1,995,679.44/2,753,221.59 = 1,473,640.92/x - Step 3: Cross multiply
1,995,679.44x = 2,753,221.59 × 1,473,640.92 - Step 4: Simplify right side
1,995,679.44x = 4,057,259,996,851.46 - Step 5: Solve for x
x = 4,057,259,996,851.46/1,995,679.44 - Step 6: Final answer
x = 2,033,021.89
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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.