Finding the Fourth Proportional to 2,467,705.98, 3,405,410.91 and 1,379,965.08
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Solution
The fourth proportional to 2,467,705.98, 3,405,410.91 and 1,379,965.08 is: 1,904,338.76
Step by Step Solution
- Step 1: Write the proportion equation
2,467,705.98 : 3,405,410.91 = 1,379,965.08 : x - Step 2: Convert to fraction form
2,467,705.98/3,405,410.91 = 1,379,965.08/x - Step 3: Cross multiply
2,467,705.98x = 3,405,410.91 × 1,379,965.08 - Step 4: Simplify right side
2,467,705.98x = 4,699,348,138,851.02 - Step 5: Solve for x
x = 4,699,348,138,851.02/2,467,705.98 - Step 6: Final answer
x = 1,904,338.76
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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.