Finding the Fourth Proportional to 5,167,383.24, 7,130,932.28 and 2,844,226.09
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Solution
The fourth proportional to 5,167,383.24, 7,130,932.28 and 2,844,226.09 is: 3,925,000.86
Step by Step Solution
- Step 1: Write the proportion equation
5,167,383.24 : 7,130,932.28 = 2,844,226.09 : x - Step 2: Convert to fraction form
5,167,383.24/7,130,932.28 = 2,844,226.09/x - Step 3: Cross multiply
5,167,383.24x = 7,130,932.28 × 2,844,226.09 - Step 4: Simplify right side
5,167,383.24x = 20,281,983,644,785.84 - Step 5: Solve for x
x = 20,281,983,644,785.84/5,167,383.24 - Step 6: Final answer
x = 3,925,000.86
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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.