Finding the Fourth Proportional to 1,737,532.86, 2,396,373.66 and 1,222,990.08
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Solution
The fourth proportional to 1,737,532.86, 2,396,373.66 and 1,222,990.08 is: 1,686,725.63
Step by Step Solution
- Step 1: Write the proportion equation
1,737,532.86 : 2,396,373.66 = 1,222,990.08 : x - Step 2: Convert to fraction form
1,737,532.86/2,396,373.66 = 1,222,990.08/x - Step 3: Cross multiply
1,737,532.86x = 2,396,373.66 × 1,222,990.08 - Step 4: Simplify right side
1,737,532.86x = 2,930,741,205,166.89 - Step 5: Solve for x
x = 2,930,741,205,166.89/1,737,532.86 - Step 6: Final answer
x = 1,686,725.63
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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.