Finding the Fourth Proportional to 896,272.80, 1,344,409.20 and 852,727.20
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Solution
The fourth proportional to 896,272.80, 1,344,409.20 and 852,727.20 is: 1,279,090.80
Step by Step Solution
- Step 1: Write the proportion equation
896,272.80 : 1,344,409.20 = 852,727.20 : x - Step 2: Convert to fraction form
896,272.80/1,344,409.20 = 852,727.20/x - Step 3: Cross multiply
896,272.80x = 1,344,409.20 × 852,727.20 - Step 4: Simplify right side
896,272.80x = 1,146,414,292,770.24 - Step 5: Solve for x
x = 1,146,414,292,770.24/896,272.80 - Step 6: Final answer
x = 1,279,090.80
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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.