Finding the Fourth Proportional to 5,782,742.07, 8,674,543.21 and 1,738,906.17
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Solution
The fourth proportional to 5,782,742.07, 8,674,543.21 and 1,738,906.17 is: 2,608,488.59
Step by Step Solution
- Step 1: Write the proportion equation
5,782,742.07 : 8,674,543.21 = 1,738,906.17 : x - Step 2: Convert to fraction form
5,782,742.07/8,674,543.21 = 1,738,906.17/x - Step 3: Cross multiply
5,782,742.07x = 8,674,543.21 × 1,738,906.17 - Step 4: Simplify right side
5,782,742.07x = 15,084,216,709,800.61 - Step 5: Solve for x
x = 15,084,216,709,800.61/5,782,742.07 - Step 6: Final answer
x = 2,608,488.59
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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.