Finding the Fourth Proportional to 2,112,102.28, 3,167,105.28 and 672,598.06
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Solution
The fourth proportional to 2,112,102.28, 3,167,105.28 and 672,598.06 is: 1,008,563.31
Step by Step Solution
- Step 1: Write the proportion equation
2,112,102.28 : 3,167,105.28 = 672,598.06 : x - Step 2: Convert to fraction form
2,112,102.28/3,167,105.28 = 672,598.06/x - Step 3: Cross multiply
2,112,102.28x = 3,167,105.28 × 672,598.06 - Step 4: Simplify right side
2,112,102.28x = 2,130,188,867,143.76 - Step 5: Solve for x
x = 2,130,188,867,143.76/2,112,102.28 - Step 6: Final answer
x = 1,008,563.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.