Finding the Fourth Proportional to 3,657,129.09, 5,486,054.49 and 1,260,658.23
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Solution
The fourth proportional to 3,657,129.09, 5,486,054.49 and 1,260,658.23 is: 1,891,111.74
Step by Step Solution
- Step 1: Write the proportion equation
3,657,129.09 : 5,486,054.49 = 1,260,658.23 : x - Step 2: Convert to fraction form
3,657,129.09/5,486,054.49 = 1,260,658.23/x - Step 3: Cross multiply
3,657,129.09x = 5,486,054.49 × 1,260,658.23 - Step 4: Simplify right side
3,657,129.09x = 6,916,039,743,046.95 - Step 5: Solve for x
x = 6,916,039,743,046.95/3,657,129.09 - Step 6: Final answer
x = 1,891,111.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.