Finding the Fourth Proportional to 5,068,901.08, 7,602,717.30 and 1,656,902.08
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Solution
The fourth proportional to 5,068,901.08, 7,602,717.30 and 1,656,902.08 is: 2,485,145.78
Step by Step Solution
- Step 1: Write the proportion equation
5,068,901.08 : 7,602,717.30 = 1,656,902.08 : x - Step 2: Convert to fraction form
5,068,901.08/7,602,717.30 = 1,656,902.08/x - Step 3: Cross multiply
5,068,901.08x = 7,602,717.30 × 1,656,902.08 - Step 4: Simplify right side
5,068,901.08x = 12,596,958,108,021.98 - Step 5: Solve for x
x = 12,596,958,108,021.98/5,068,901.08 - Step 6: Final answer
x = 2,485,145.78
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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.