Finding the Fourth Proportional to 2,512,281.20, 3,768,423.82 and 619,022.84
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Solution
The fourth proportional to 2,512,281.20, 3,768,423.82 and 619,022.84 is: 928,534.75
Step by Step Solution
- Step 1: Write the proportion equation
2,512,281.20 : 3,768,423.82 = 619,022.84 : x - Step 2: Convert to fraction form
2,512,281.20/3,768,423.82 = 619,022.84/x - Step 3: Cross multiply
2,512,281.20x = 3,768,423.82 × 619,022.84 - Step 4: Simplify right side
2,512,281.20x = 2,332,740,394,990.37 - Step 5: Solve for x
x = 2,332,740,394,990.37/2,512,281.20 - Step 6: Final answer
x = 928,534.75
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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.