Finding the Fourth Proportional to 1,154,020.46, 1,729,976.04 and 513,987.62
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Solution
The fourth proportional to 1,154,020.46, 1,729,976.04 and 513,987.62 is: 770,511.70
Step by Step Solution
- Step 1: Write the proportion equation
1,154,020.46 : 1,729,976.04 = 513,987.62 : x - Step 2: Convert to fraction form
1,154,020.46/1,729,976.04 = 513,987.62/x - Step 3: Cross multiply
1,154,020.46x = 1,729,976.04 × 513,987.62 - Step 4: Simplify right side
1,154,020.46x = 889,186,267,456.63 - Step 5: Solve for x
x = 889,186,267,456.63/1,154,020.46 - Step 6: Final answer
x = 770,511.70
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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.