Finding the Fourth Proportional to 4,892,791.93, 6,751,242.10 and 2,828,000.13
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Solution
The fourth proportional to 4,892,791.93, 6,751,242.10 and 2,828,000.13 is: 3,902,171.55
Step by Step Solution
- Step 1: Write the proportion equation
4,892,791.93 : 6,751,242.10 = 2,828,000.13 : x - Step 2: Convert to fraction form
4,892,791.93/6,751,242.10 = 2,828,000.13/x - Step 3: Cross multiply
4,892,791.93x = 6,751,242.10 × 2,828,000.13 - Step 4: Simplify right side
4,892,791.93x = 19,092,513,498,771.82 - Step 5: Solve for x
x = 19,092,513,498,771.82/4,892,791.93 - Step 6: Final answer
x = 3,902,171.55
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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.