Finding the Fourth Proportional to 1,027,072.12, 1,417,333.02 and 568,174.84
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Solution
The fourth proportional to 1,027,072.12, 1,417,333.02 and 568,174.84 is: 784,066.62
Step by Step Solution
- Step 1: Write the proportion equation
1,027,072.12 : 1,417,333.02 = 568,174.84 : x - Step 2: Convert to fraction form
1,027,072.12/1,417,333.02 = 568,174.84/x - Step 3: Cross multiply
1,027,072.12x = 1,417,333.02 × 568,174.84 - Step 4: Simplify right side
1,027,072.12x = 805,292,961,865.22 - Step 5: Solve for x
x = 805,292,961,865.22/1,027,072.12 - Step 6: Final answer
x = 784,066.62
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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.