Finding the Fourth Proportional to 5,255,429.70, 7,884,310.95 and 2,414,856.90
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Solution
The fourth proportional to 5,255,429.70, 7,884,310.95 and 2,414,856.90 is: 3,622,821.31
Step by Step Solution
- Step 1: Write the proportion equation
5,255,429.70 : 7,884,310.95 = 2,414,856.90 : x - Step 2: Convert to fraction form
5,255,429.70/7,884,310.95 = 2,414,856.90/x - Step 3: Cross multiply
5,255,429.70x = 7,884,310.95 × 2,414,856.90 - Step 4: Simplify right side
5,255,429.70x = 19,039,482,699,353.05 - Step 5: Solve for x
x = 19,039,482,699,353.05/5,255,429.70 - Step 6: Final answer
x = 3,622,821.31
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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.