Finding the Fourth Proportional to 1,620,183.14, 2,430,244.58 and 483,715.88
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Solution
The fourth proportional to 1,620,183.14, 2,430,244.58 and 483,715.88 is: 725,564.82
Step by Step Solution
- Step 1: Write the proportion equation
1,620,183.14 : 2,430,244.58 = 483,715.88 : x - Step 2: Convert to fraction form
1,620,183.14/2,430,244.58 = 483,715.88/x - Step 3: Cross multiply
1,620,183.14x = 2,430,244.58 × 483,715.88 - Step 4: Simplify right side
1,620,183.14x = 1,175,547,895,629.93 - Step 5: Solve for x
x = 1,175,547,895,629.93/1,620,183.14 - Step 6: Final answer
x = 725,564.82
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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.