Finding the Fourth Proportional to 4,018,818.53, 5,545,841.62 and 2,299,902.14
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Solution
The fourth proportional to 4,018,818.53, 5,545,841.62 and 2,299,902.14 is: 3,173,791.73
Step by Step Solution
- Step 1: Write the proportion equation
4,018,818.53 : 5,545,841.62 = 2,299,902.14 : x - Step 2: Convert to fraction form
4,018,818.53/5,545,841.62 = 2,299,902.14/x - Step 3: Cross multiply
4,018,818.53x = 5,545,841.62 × 2,299,902.14 - Step 4: Simplify right side
4,018,818.53x = 12,754,893,009,939.07 - Step 5: Solve for x
x = 12,754,893,009,939.07/4,018,818.53 - Step 6: Final answer
x = 3,173,791.73
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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.