Finding the Fourth Proportional to 4,864,992.96, 6,713,646.48 and 2,689,591.44
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Solution
The fourth proportional to 4,864,992.96, 6,713,646.48 and 2,689,591.44 is: 3,711,611.97
Step by Step Solution
- Step 1: Write the proportion equation
4,864,992.96 : 6,713,646.48 = 2,689,591.44 : x - Step 2: Convert to fraction form
4,864,992.96/6,713,646.48 = 2,689,591.44/x - Step 3: Cross multiply
4,864,992.96x = 6,713,646.48 × 2,689,591.44 - Step 4: Simplify right side
4,864,992.96x = 18,056,966,103,794.13 - Step 5: Solve for x
x = 18,056,966,103,794.13/4,864,992.96 - Step 6: Final answer
x = 3,711,611.97
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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.