Finding the Fourth Proportional to 4,682,428.44, 7,024,311.12 and 1,444,238.70
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Solution
The fourth proportional to 4,682,428.44, 7,024,311.12 and 1,444,238.70 is: 2,166,564.23
Step by Step Solution
- Step 1: Write the proportion equation
4,682,428.44 : 7,024,311.12 = 1,444,238.70 : x - Step 2: Convert to fraction form
4,682,428.44/7,024,311.12 = 1,444,238.70/x - Step 3: Cross multiply
4,682,428.44x = 7,024,311.12 × 1,444,238.70 - Step 4: Simplify right side
4,682,428.44x = 10,144,781,960,344.34 - Step 5: Solve for x
x = 10,144,781,960,344.34/4,682,428.44 - Step 6: Final answer
x = 2,166,564.23
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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.