Finding the Fourth Proportional to 5,139,751.75, 7,704,202.34 and 1,724,800.46
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Solution
The fourth proportional to 5,139,751.75, 7,704,202.34 and 1,724,800.46 is: 2,585,380.06
Step by Step Solution
- Step 1: Write the proportion equation
5,139,751.75 : 7,704,202.34 = 1,724,800.46 : x - Step 2: Convert to fraction form
5,139,751.75/7,704,202.34 = 1,724,800.46/x - Step 3: Cross multiply
5,139,751.75x = 7,704,202.34 × 1,724,800.46 - Step 4: Simplify right side
5,139,751.75x = 13,288,211,705,756.07 - Step 5: Solve for x
x = 13,288,211,705,756.07/5,139,751.75 - Step 6: Final answer
x = 2,585,380.06
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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.