Finding the Fourth Proportional to 2,120,819.24, 3,180,749.54 and 604,469.48
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Solution
The fourth proportional to 2,120,819.24, 3,180,749.54 and 604,469.48 is: 906,567.60
Step by Step Solution
- Step 1: Write the proportion equation
2,120,819.24 : 3,180,749.54 = 604,469.48 : x - Step 2: Convert to fraction form
2,120,819.24/3,180,749.54 = 604,469.48/x - Step 3: Cross multiply
2,120,819.24x = 3,180,749.54 × 604,469.48 - Step 4: Simplify right side
2,120,819.24x = 1,922,666,001,527.94 - Step 5: Solve for x
x = 1,922,666,001,527.94/2,120,819.24 - Step 6: Final answer
x = 906,567.60
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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.