Finding the Fourth Proportional to 901,837.20, 1,352,115.08 and 452,233.74
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Solution
The fourth proportional to 901,837.20, 1,352,115.08 and 452,233.74 is: 678,029.32
Step by Step Solution
- Step 1: Write the proportion equation
901,837.20 : 1,352,115.08 = 452,233.74 : x - Step 2: Convert to fraction form
901,837.20/1,352,115.08 = 452,233.74/x - Step 3: Cross multiply
901,837.20x = 1,352,115.08 × 452,233.74 - Step 4: Simplify right side
901,837.20x = 611,472,059,538.80 - Step 5: Solve for x
x = 611,472,059,538.80/901,837.20 - Step 6: Final answer
x = 678,029.32
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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.