Finding the Fourth Proportional to 1,422,809.56, 2,134,217.99 and 581,361.31
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Solution
The fourth proportional to 1,422,809.56, 2,134,217.99 and 581,361.31 is: 872,043.46
Step by Step Solution
- Step 1: Write the proportion equation
1,422,809.56 : 2,134,217.99 = 581,361.31 : x - Step 2: Convert to fraction form
1,422,809.56/2,134,217.99 = 581,361.31/x - Step 3: Cross multiply
1,422,809.56x = 2,134,217.99 × 581,361.31 - Step 4: Simplify right side
1,422,809.56x = 1,240,751,766,491.97 - Step 5: Solve for x
x = 1,240,751,766,491.97/1,422,809.56 - Step 6: Final answer
x = 872,043.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.