Finding the Fourth Proportional to 1,363,812.68, 2,045,645.37 and 417,183.50
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Solution
The fourth proportional to 1,363,812.68, 2,045,645.37 and 417,183.50 is: 625,752.72
Step by Step Solution
- Step 1: Write the proportion equation
1,363,812.68 : 2,045,645.37 = 417,183.50 : x - Step 2: Convert to fraction form
1,363,812.68/2,045,645.37 = 417,183.50/x - Step 3: Cross multiply
1,363,812.68x = 2,045,645.37 × 417,183.50 - Step 4: Simplify right side
1,363,812.68x = 853,409,484,987.17 - Step 5: Solve for x
x = 853,409,484,987.17/1,363,812.68 - Step 6: Final answer
x = 625,752.72
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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.