Finding the Fourth Proportional to 3,266,292.09, 4,899,121.36 and 991,836.18
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Solution
The fourth proportional to 3,266,292.09, 4,899,121.36 and 991,836.18 is: 1,487,658.08
Step by Step Solution
- Step 1: Write the proportion equation
3,266,292.09 : 4,899,121.36 = 991,836.18 : x - Step 2: Convert to fraction form
3,266,292.09/4,899,121.36 = 991,836.18/x - Step 3: Cross multiply
3,266,292.09x = 4,899,121.36 × 991,836.18 - Step 4: Simplify right side
3,266,292.09x = 4,859,125,815,058.81 - Step 5: Solve for x
x = 4,859,125,815,058.81/3,266,292.09 - Step 6: Final answer
x = 1,487,658.08
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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.