Finding the Fourth Proportional to 2,000,118.03, 2,760,170.16 and 1,082,347.08
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Solution
The fourth proportional to 2,000,118.03, 2,760,170.16 and 1,082,347.08 is: 1,493,642.91
Step by Step Solution
- Step 1: Write the proportion equation
2,000,118.03 : 2,760,170.16 = 1,082,347.08 : x - Step 2: Convert to fraction form
2,000,118.03/2,760,170.16 = 1,082,347.08/x - Step 3: Cross multiply
2,000,118.03x = 2,760,170.16 × 1,082,347.08 - Step 4: Simplify right side
2,000,118.03x = 2,987,462,112,979.13 - Step 5: Solve for x
x = 2,987,462,112,979.13/2,000,118.03 - Step 6: Final answer
x = 1,493,642.91
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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.