Finding the Fourth Proportional to 2,184,819.75, 3,277,229.63 and 688,911.75
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Solution
The fourth proportional to 2,184,819.75, 3,277,229.63 and 688,911.75 is: 1,033,367.63
Step by Step Solution
- Step 1: Write the proportion equation
2,184,819.75 : 3,277,229.63 = 688,911.75 : x - Step 2: Convert to fraction form
2,184,819.75/3,277,229.63 = 688,911.75/x - Step 3: Cross multiply
2,184,819.75x = 3,277,229.63 × 688,911.75 - Step 4: Simplify right side
2,184,819.75x = 2,257,721,996,110.59 - Step 5: Solve for x
x = 2,257,721,996,110.59/2,184,819.75 - Step 6: Final answer
x = 1,033,367.63
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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.