Finding the Fourth Proportional to 1,486,020.52, 2,050,653.54 and 806,942.44
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Solution
The fourth proportional to 1,486,020.52, 2,050,653.54 and 806,942.44 is: 1,113,550.82
Step by Step Solution
- Step 1: Write the proportion equation
1,486,020.52 : 2,050,653.54 = 806,942.44 : x - Step 2: Convert to fraction form
1,486,020.52/2,050,653.54 = 806,942.44/x - Step 3: Cross multiply
1,486,020.52x = 2,050,653.54 × 806,942.44 - Step 4: Simplify right side
1,486,020.52x = 1,654,759,371,162.24 - Step 5: Solve for x
x = 1,654,759,371,162.24/1,486,020.52 - Step 6: Final answer
x = 1,113,550.82
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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.