Finding the Fourth Proportional to 1,587,156.56, 2,380,856.44 and 449,899.68
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Solution
The fourth proportional to 1,587,156.56, 2,380,856.44 and 449,899.68 is: 674,883.99
Step by Step Solution
- Step 1: Write the proportion equation
1,587,156.56 : 2,380,856.44 = 449,899.68 : x - Step 2: Convert to fraction form
1,587,156.56/2,380,856.44 = 449,899.68/x - Step 3: Cross multiply
1,587,156.56x = 2,380,856.44 × 449,899.68 - Step 4: Simplify right side
1,587,156.56x = 1,071,146,550,481.94 - Step 5: Solve for x
x = 1,071,146,550,481.94/1,587,156.56 - Step 6: Final answer
x = 674,883.99
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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.