Finding the Fourth Proportional to 5,727,848.94, 7,904,715.29 and 3,553,092.80
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Solution
The fourth proportional to 5,727,848.94, 7,904,715.29 and 3,553,092.80 is: 4,903,444.08
Step by Step Solution
- Step 1: Write the proportion equation
5,727,848.94 : 7,904,715.29 = 3,553,092.80 : x - Step 2: Convert to fraction form
5,727,848.94/7,904,715.29 = 3,553,092.80/x - Step 3: Cross multiply
5,727,848.94x = 7,904,715.29 × 3,553,092.80 - Step 4: Simplify right side
5,727,848.94x = 28,086,186,968,626.65 - Step 5: Solve for x
x = 28,086,186,968,626.65/5,727,848.94 - Step 6: Final answer
x = 4,903,444.08
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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.