Finding the Fourth Proportional to 1,996,512.99, 2,755,181.84 and 1,091,094.99
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Solution
The fourth proportional to 1,996,512.99, 2,755,181.84 and 1,091,094.99 is: 1,505,707.76
Step by Step Solution
- Step 1: Write the proportion equation
1,996,512.99 : 2,755,181.84 = 1,091,094.99 : x - Step 2: Convert to fraction form
1,996,512.99/2,755,181.84 = 1,091,094.99/x - Step 3: Cross multiply
1,996,512.99x = 2,755,181.84 × 1,091,094.99 - Step 4: Simplify right side
1,996,512.99x = 3,006,165,096,707.51 - Step 5: Solve for x
x = 3,006,165,096,707.51/1,996,512.99 - Step 6: Final answer
x = 1,505,707.76
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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.