Finding the Fourth Proportional to 920,525.27, 1,380,326.09 and 536,398.56
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Solution
The fourth proportional to 920,525.27, 1,380,326.09 and 536,398.56 is: 804,328.74
Step by Step Solution
- Step 1: Write the proportion equation
920,525.27 : 1,380,326.09 = 536,398.56 : x - Step 2: Convert to fraction form
920,525.27/1,380,326.09 = 536,398.56/x - Step 3: Cross multiply
920,525.27x = 1,380,326.09 × 536,398.56 - Step 4: Simplify right side
920,525.27x = 740,404,924,324.44 - Step 5: Solve for x
x = 740,404,924,324.44/920,525.27 - Step 6: Final answer
x = 804,328.74
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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.