Finding the Fourth Proportional to 4,892,764.53, 7,336,239.70 and 1,860,352.14
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Solution
The fourth proportional to 4,892,764.53, 7,336,239.70 and 1,860,352.14 is: 2,789,422.86
Step by Step Solution
- Step 1: Write the proportion equation
4,892,764.53 : 7,336,239.70 = 1,860,352.14 : x - Step 2: Convert to fraction form
4,892,764.53/7,336,239.70 = 1,860,352.14/x - Step 3: Cross multiply
4,892,764.53x = 7,336,239.70 × 1,860,352.14 - Step 4: Simplify right side
4,892,764.53x = 13,647,989,225,447.96 - Step 5: Solve for x
x = 13,647,989,225,447.96/4,892,764.53 - Step 6: Final answer
x = 2,789,422.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.