Finding the Fourth Proportional to 2,416,789.95, 3,334,226.19 and 1,383,745.61
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Solution
The fourth proportional to 2,416,789.95, 3,334,226.19 and 1,383,745.61 is: 1,909,028.49
Step by Step Solution
- Step 1: Write the proportion equation
2,416,789.95 : 3,334,226.19 = 1,383,745.61 : x - Step 2: Convert to fraction form
2,416,789.95/3,334,226.19 = 1,383,745.61/x - Step 3: Cross multiply
2,416,789.95x = 3,334,226.19 × 1,383,745.61 - Step 4: Simplify right side
2,416,789.95x = 4,613,720,856,306.05 - Step 5: Solve for x
x = 4,613,720,856,306.05/2,416,789.95 - Step 6: Final answer
x = 1,909,028.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.