Finding the Fourth Proportional to 4,660,201.61, 6,987,964.63 and 2,715,560.04
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Solution
The fourth proportional to 4,660,201.61, 6,987,964.63 and 2,715,560.04 is: 4,071,977.80
Step by Step Solution
- Step 1: Write the proportion equation
4,660,201.61 : 6,987,964.63 = 2,715,560.04 : x - Step 2: Convert to fraction form
4,660,201.61/6,987,964.63 = 2,715,560.04/x - Step 3: Cross multiply
4,660,201.61x = 6,987,964.63 × 2,715,560.04 - Step 4: Simplify right side
4,660,201.61x = 18,976,237,510,161.39 - Step 5: Solve for x
x = 18,976,237,510,161.39/4,660,201.61 - Step 6: Final answer
x = 4,071,977.80
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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.