Finding the Fourth Proportional to 1,416,191.23, 2,124,270.44 and 847,731.21
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Solution
The fourth proportional to 1,416,191.23, 2,124,270.44 and 847,731.21 is: 1,271,586.99
Step by Step Solution
- Step 1: Write the proportion equation
1,416,191.23 : 2,124,270.44 = 847,731.21 : x - Step 2: Convert to fraction form
1,416,191.23/2,124,270.44 = 847,731.21/x - Step 3: Cross multiply
1,416,191.23x = 2,124,270.44 × 847,731.21 - Step 4: Simplify right side
1,416,191.23x = 1,800,810,350,468.43 - Step 5: Solve for x
x = 1,800,810,350,468.43/1,416,191.23 - Step 6: Final answer
x = 1,271,586.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.