Finding the Fourth Proportional to 1,793,336.49, 2,690,595.30 and 728,092.53
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Solution
The fourth proportional to 1,793,336.49, 2,690,595.30 and 728,092.53 is: 1,092,378.56
Step by Step Solution
- Step 1: Write the proportion equation
1,793,336.49 : 2,690,595.30 = 728,092.53 : x - Step 2: Convert to fraction form
1,793,336.49/2,690,595.30 = 728,092.53/x - Step 3: Cross multiply
1,793,336.49x = 2,690,595.30 × 728,092.53 - Step 4: Simplify right side
1,793,336.49x = 1,959,002,339,183.11 - Step 5: Solve for x
x = 1,959,002,339,183.11/1,793,336.49 - Step 6: Final answer
x = 1,092,378.56
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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.