Finding the Fourth Proportional to 1,790,348.97, 2,685,497.04 and 442,511.73
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Solution
The fourth proportional to 1,790,348.97, 2,685,497.04 and 442,511.73 is: 663,761.07
Step by Step Solution
- Step 1: Write the proportion equation
1,790,348.97 : 2,685,497.04 = 442,511.73 : x - Step 2: Convert to fraction form
1,790,348.97/2,685,497.04 = 442,511.73/x - Step 3: Cross multiply
1,790,348.97x = 2,685,497.04 × 442,511.73 - Step 4: Simplify right side
1,790,348.97x = 1,188,363,941,080.28 - Step 5: Solve for x
x = 1,188,363,941,080.28/1,790,348.97 - Step 6: Final answer
x = 663,761.07
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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.