Finding the Fourth Proportional to 3,545,325.09, 4,892,482.17 and 2,168,567.67
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Solution
The fourth proportional to 3,545,325.09, 4,892,482.17 and 2,168,567.67 is: 2,992,582.74
Step by Step Solution
- Step 1: Write the proportion equation
3,545,325.09 : 4,892,482.17 = 2,168,567.67 : x - Step 2: Convert to fraction form
3,545,325.09/4,892,482.17 = 2,168,567.67/x - Step 3: Cross multiply
3,545,325.09x = 4,892,482.17 × 2,168,567.67 - Step 4: Simplify right side
3,545,325.09x = 10,609,678,659,913.44 - Step 5: Solve for x
x = 10,609,678,659,913.44/3,545,325.09 - Step 6: Final answer
x = 2,992,582.74
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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.