Finding the Fourth Proportional to 4,892,620.35, 7,336,023.17 and 1,860,208.17
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Solution
The fourth proportional to 4,892,620.35, 7,336,023.17 and 1,860,208.17 is: 2,789,206.86
Step by Step Solution
- Step 1: Write the proportion equation
4,892,620.35 : 7,336,023.17 = 1,860,208.17 : x - Step 2: Convert to fraction form
4,892,620.35/7,336,023.17 = 1,860,208.17/x - Step 3: Cross multiply
4,892,620.35x = 7,336,023.17 × 1,860,208.17 - Step 4: Simplify right side
4,892,620.35x = 13,646,530,226,842.26 - Step 5: Solve for x
x = 13,646,530,226,842.26/4,892,620.35 - Step 6: Final answer
x = 2,789,206.86
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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.