Finding the Fourth Proportional to 4,683,146.53, 7,024,183.17 and 1,225,220.03
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Solution
The fourth proportional to 4,683,146.53, 7,024,183.17 and 1,225,220.03 is: 1,837,689.66
Step by Step Solution
- Step 1: Write the proportion equation
4,683,146.53 : 7,024,183.17 = 1,225,220.03 : x - Step 2: Convert to fraction form
4,683,146.53/7,024,183.17 = 1,225,220.03/x - Step 3: Cross multiply
4,683,146.53x = 7,024,183.17 × 1,225,220.03 - Step 4: Simplify right side
4,683,146.53x = 8,606,169,944,882.05 - Step 5: Solve for x
x = 8,606,169,944,882.05/4,683,146.53 - Step 6: Final answer
x = 1,837,689.66
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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.