Finding the Fourth Proportional to 5,110,737.28, 7,664,447.11 and 1,698,107.40
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Solution
The fourth proportional to 5,110,737.28, 7,664,447.11 and 1,698,107.40 is: 2,546,609.94
Step by Step Solution
- Step 1: Write the proportion equation
5,110,737.28 : 7,664,447.11 = 1,698,107.40 : x - Step 2: Convert to fraction form
5,110,737.28/7,664,447.11 = 1,698,107.40/x - Step 3: Cross multiply
5,110,737.28x = 7,664,447.11 × 1,698,107.40 - Step 4: Simplify right side
5,110,737.28x = 13,015,054,354,399.61 - Step 5: Solve for x
x = 13,015,054,354,399.61/5,110,737.28 - Step 6: Final answer
x = 2,546,609.94
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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.