Finding the Fourth Proportional to 1,347,453.92, 1,859,799.12 and 888,651.56
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Solution
The fourth proportional to 1,347,453.92, 1,859,799.12 and 888,651.56 is: 1,226,545.39
Step by Step Solution
- Step 1: Write the proportion equation
1,347,453.92 : 1,859,799.12 = 888,651.56 : x - Step 2: Convert to fraction form
1,347,453.92/1,859,799.12 = 888,651.56/x - Step 3: Cross multiply
1,347,453.92x = 1,859,799.12 × 888,651.56 - Step 4: Simplify right side
1,347,453.92x = 1,652,713,389,274.63 - Step 5: Solve for x
x = 1,652,713,389,274.63/1,347,453.92 - Step 6: Final answer
x = 1,226,545.39
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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.