Finding the Fourth Proportional to 2,054,657.17, 3,081,897.19 and 538,306.66
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Solution
The fourth proportional to 2,054,657.17, 3,081,897.19 and 538,306.66 is: 807,436.79
Step by Step Solution
- Step 1: Write the proportion equation
2,054,657.17 : 3,081,897.19 = 538,306.66 : x - Step 2: Convert to fraction form
2,054,657.17/3,081,897.19 = 538,306.66/x - Step 3: Cross multiply
2,054,657.17x = 3,081,897.19 × 538,306.66 - Step 4: Simplify right side
2,054,657.17x = 1,659,005,782,812.29 - Step 5: Solve for x
x = 1,659,005,782,812.29/2,054,657.17 - Step 6: Final answer
x = 807,436.79
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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.