Finding the Fourth Proportional to 5,579,948.22, 7,701,168.96 and 3,405,754.80
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Solution
The fourth proportional to 5,579,948.22, 7,701,168.96 and 3,405,754.80 is: 4,700,454.58
Step by Step Solution
- Step 1: Write the proportion equation
5,579,948.22 : 7,701,168.96 = 3,405,754.80 : x - Step 2: Convert to fraction form
5,579,948.22/7,701,168.96 = 3,405,754.80/x - Step 3: Cross multiply
5,579,948.22x = 7,701,168.96 × 3,405,754.80 - Step 4: Simplify right side
5,579,948.22x = 26,228,293,151,131.01 - Step 5: Solve for x
x = 26,228,293,151,131.01/5,579,948.22 - Step 6: Final answer
x = 4,700,454.58
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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.