Finding the Fourth Proportional to 2,793,459.52, 3,855,042.60 and 1,569,691.68
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Solution
The fourth proportional to 2,793,459.52, 3,855,042.60 and 1,569,691.68 is: 2,166,212.99
Step by Step Solution
- Step 1: Write the proportion equation
2,793,459.52 : 3,855,042.60 = 1,569,691.68 : x - Step 2: Convert to fraction form
2,793,459.52/3,855,042.60 = 1,569,691.68/x - Step 3: Cross multiply
2,793,459.52x = 3,855,042.60 × 1,569,691.68 - Step 4: Simplify right side
2,793,459.52x = 6,051,228,295,265.57 - Step 5: Solve for x
x = 6,051,228,295,265.57/2,793,459.52 - Step 6: Final answer
x = 2,166,212.99
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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.