Finding the Fourth Proportional to 844,956.07, 1,165,398.20 and 612,042.62
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Solution
The fourth proportional to 844,956.07, 1,165,398.20 and 612,042.62 is: 844,154.38
Step by Step Solution
- Step 1: Write the proportion equation
844,956.07 : 1,165,398.20 = 612,042.62 : x - Step 2: Convert to fraction form
844,956.07/1,165,398.20 = 612,042.62/x - Step 3: Cross multiply
844,956.07x = 1,165,398.20 × 612,042.62 - Step 4: Simplify right side
844,956.07x = 713,273,367,671.28 - Step 5: Solve for x
x = 713,273,367,671.28/844,956.07 - Step 6: Final answer
x = 844,154.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.