Finding the Fourth Proportional to 1,040,147.70, 1,558,471.95 and 889,682.10
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Solution
The fourth proportional to 1,040,147.70, 1,558,471.95 and 889,682.10 is: 1,333,026.64
Step by Step Solution
- Step 1: Write the proportion equation
1,040,147.70 : 1,558,471.95 = 889,682.10 : x - Step 2: Convert to fraction form
1,040,147.70/1,558,471.95 = 889,682.10/x - Step 3: Cross multiply
1,040,147.70x = 1,558,471.95 × 889,682.10 - Step 4: Simplify right side
1,040,147.70x = 1,386,544,597,267.10 - Step 5: Solve for x
x = 1,386,544,597,267.10/1,040,147.70 - Step 6: Final answer
x = 1,333,026.64
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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.