Finding the Fourth Proportional to 2,311,788.60, 3,467,687.76 and 1,247,331.96
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Solution
The fourth proportional to 2,311,788.60, 3,467,687.76 and 1,247,331.96 is: 1,871,000.56
Step by Step Solution
- Step 1: Write the proportion equation
2,311,788.60 : 3,467,687.76 = 1,247,331.96 : x - Step 2: Convert to fraction form
2,311,788.60/3,467,687.76 = 1,247,331.96/x - Step 3: Cross multiply
2,311,788.60x = 3,467,687.76 × 1,247,331.96 - Step 4: Simplify right side
2,311,788.60x = 4,325,357,770,348.81 - Step 5: Solve for x
x = 4,325,357,770,348.81/2,311,788.60 - Step 6: Final answer
x = 1,871,000.56
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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.