Finding the Fourth Proportional to 4,656,879.42, 6,985,320.93 and 2,095,102.68
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Solution
The fourth proportional to 4,656,879.42, 6,985,320.93 and 2,095,102.68 is: 3,142,654.83
Step by Step Solution
- Step 1: Write the proportion equation
4,656,879.42 : 6,985,320.93 = 2,095,102.68 : x - Step 2: Convert to fraction form
4,656,879.42/6,985,320.93 = 2,095,102.68/x - Step 3: Cross multiply
4,656,879.42x = 6,985,320.93 × 2,095,102.68 - Step 4: Simplify right side
4,656,879.42x = 14,634,964,601,103.09 - Step 5: Solve for x
x = 14,634,964,601,103.09/4,656,879.42 - Step 6: Final answer
x = 3,142,654.83
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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.