Finding the Fourth Proportional to 1,192,335.68, 1,788,981.42 and 434,229.98
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Solution
The fourth proportional to 1,192,335.68, 1,788,981.42 and 434,229.98 is: 651,519.01
Step by Step Solution
- Step 1: Write the proportion equation
1,192,335.68 : 1,788,981.42 = 434,229.98 : x - Step 2: Convert to fraction form
1,192,335.68/1,788,981.42 = 434,229.98/x - Step 3: Cross multiply
1,192,335.68x = 1,788,981.42 × 434,229.98 - Step 4: Simplify right side
1,192,335.68x = 776,829,366,226.97 - Step 5: Solve for x
x = 776,829,366,226.97/1,192,335.68 - Step 6: Final answer
x = 651,519.01
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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.