Finding the Fourth Proportional to 4,737,453.12, 7,103,023.20 and 2,608,539.84
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Solution
The fourth proportional to 4,737,453.12, 7,103,023.20 and 2,608,539.84 is: 3,911,071.74
Step by Step Solution
- Step 1: Write the proportion equation
4,737,453.12 : 7,103,023.20 = 2,608,539.84 : x - Step 2: Convert to fraction form
4,737,453.12/7,103,023.20 = 2,608,539.84/x - Step 3: Cross multiply
4,737,453.12x = 7,103,023.20 × 2,608,539.84 - Step 4: Simplify right side
4,737,453.12x = 18,528,519,001,644.29 - Step 5: Solve for x
x = 18,528,519,001,644.29/4,737,453.12 - Step 6: Final answer
x = 3,911,071.74
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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.