Finding the Fourth Proportional to 1,152,599.68, 1,727,717.12 and 442,436.48
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Solution
The fourth proportional to 1,152,599.68, 1,727,717.12 and 442,436.48 is: 663,200.84
Step by Step Solution
- Step 1: Write the proportion equation
1,152,599.68 : 1,727,717.12 = 442,436.48 : x - Step 2: Convert to fraction form
1,152,599.68/1,727,717.12 = 442,436.48/x - Step 3: Cross multiply
1,152,599.68x = 1,727,717.12 × 442,436.48 - Step 4: Simplify right side
1,152,599.68x = 764,405,081,008.54 - Step 5: Solve for x
x = 764,405,081,008.54/1,152,599.68 - Step 6: Final answer
x = 663,200.84
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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.